diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 8f4f2d7de5..1843ed99ad 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -308,7 +308,7 @@ VIR_ENUM_IMPL(virQEMUCaps,
               "memory-backend-file", /* QEMU_CAPS_OBJECT_MEMORY_FILE */
               "usb-audio", /* QEMU_CAPS_OBJECT_USB_AUDIO */
               "rtc-reset-reinjection", /* QEMU_CAPS_RTC_RESET_REINJECTION */
-              "splash-timeout", /* QEMU_CAPS_SPLASH_TIMEOUT */
+              "splash-timeout", /* X_QEMU_CAPS_SPLASH_TIMEOUT */
               "iothread", /* QEMU_CAPS_OBJECT_IOTHREAD */
 
               /* 175 */
@@ -3205,7 +3205,6 @@ struct virQEMUCapsCommandLineProps {
  * in qemu and thus isn't being properly extended. Other means to detect
  * features should be used if possible. */
 static struct virQEMUCapsCommandLineProps virQEMUCapsCommandLine[] = {
-    { "boot-opts", "splash-time", QEMU_CAPS_SPLASH_TIMEOUT },
     { "chardev", "fd", QEMU_CAPS_CHARDEV_FD_PASS_COMMANDLINE },
     { "fsdev", "multidevs", QEMU_CAPS_FSDEV_MULTIDEVS },
     { "fsdev", "fmode", QEMU_CAPS_FSDEV_CREATEMODE }, /* Could have also checked fsdev->dmode */
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index e612312751..973a1e747e 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -287,7 +287,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
     QEMU_CAPS_OBJECT_MEMORY_FILE, /* -object memory-backend-file */
     QEMU_CAPS_OBJECT_USB_AUDIO, /* usb-audio device support */
     QEMU_CAPS_RTC_RESET_REINJECTION, /* rtc-reset-reinjection monitor command */
-    QEMU_CAPS_SPLASH_TIMEOUT, /* -boot splash-time */
+    X_QEMU_CAPS_SPLASH_TIMEOUT, /* -boot splash-time */
     QEMU_CAPS_OBJECT_IOTHREAD, /* -object iothread */
 
     /* 175 */
diff --git a/tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml
index d4095da183..fa770b65df 100644
--- a/tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_2.11.0.s390x.xml
@@ -35,7 +35,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_2.11.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.11.0.x86_64.xml
index 57a5d1a585..93c2a6d1b6 100644
--- a/tests/qemucapabilitiesdata/caps_2.11.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.11.0.x86_64.xml
@@ -75,7 +75,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='ivshmem'/>
diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
index d50aa8651d..a0c9ee469c 100644
--- a/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.12.0.aarch64.xml
@@ -56,7 +56,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='ivshmem'/>
diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml
index 2e161ea1b0..47c046334e 100644
--- a/tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.12.0.ppc64.xml
@@ -55,7 +55,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='ivshmem'/>
diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml
index 8cc5875b74..70bc9be6bd 100644
--- a/tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_2.12.0.s390x.xml
@@ -35,7 +35,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml
index 9d0f7e43fd..0afe896105 100644
--- a/tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.12.0.x86_64.xml
@@ -75,7 +75,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='ivshmem'/>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_3.0.0.ppc64.xml
index 25deb65051..33088ee257 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.ppc64.xml
@@ -54,7 +54,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='ivshmem'/>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.riscv32.xml b/tests/qemucapabilitiesdata/caps_3.0.0.riscv32.xml
index 95b5e0b3ab..17537f168a 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.riscv32.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.riscv32.xml
@@ -25,7 +25,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_3.0.0.riscv64.xml
index 4739419824..4b1c1f3bcf 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.riscv64.xml
@@ -25,7 +25,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.s390x.xml b/tests/qemucapabilitiesdata/caps_3.0.0.s390x.xml
index 17e322de1f..f2566ffd74 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.s390x.xml
@@ -36,7 +36,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_3.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_3.0.0.x86_64.xml
index b62f2723ce..3889b820fb 100644
--- a/tests/qemucapabilitiesdata/caps_3.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.0.0.x86_64.xml
@@ -74,7 +74,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='ivshmem'/>
diff --git a/tests/qemucapabilitiesdata/caps_3.1.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_3.1.0.ppc64.xml
index b2dd896961..211e58b6f2 100644
--- a/tests/qemucapabilitiesdata/caps_3.1.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.1.0.ppc64.xml
@@ -55,7 +55,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='ivshmem'/>
diff --git a/tests/qemucapabilitiesdata/caps_3.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_3.1.0.x86_64.xml
index 9d2e4f4bce..159eef1593 100644
--- a/tests/qemucapabilitiesdata/caps_3.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_3.1.0.x86_64.xml
@@ -74,7 +74,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='ivshmem'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
index 6b6f83e347..26c3bc830e 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.aarch64.xml
@@ -58,7 +58,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
index 06a948e817..6d5792e75b 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.ppc64.xml
@@ -57,7 +57,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml b/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
index a7e7c344be..e7c133be4f 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.riscv32.xml
@@ -62,7 +62,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
index 9f5b2eacd1..232bcebe53 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.riscv64.xml
@@ -62,7 +62,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml b/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
index 534951e396..2f2680613d 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.s390x.xml
@@ -36,7 +36,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
index 49a7f0d20c..e872586554 100644
--- a/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.0.0.x86_64.xml
@@ -74,7 +74,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
index 304d878449..54565a0d5e 100644
--- a/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.1.0.x86_64.xml
@@ -74,7 +74,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
index dc70e7e569..57c0d772d5 100644
--- a/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.2.0.aarch64.xml
@@ -58,7 +58,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
index 39667632c0..59730ce1f5 100644
--- a/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.2.0.ppc64.xml
@@ -57,7 +57,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml b/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
index 34ffd3f79d..5fa5700a08 100644
--- a/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_4.2.0.s390x.xml
@@ -36,7 +36,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
index 91d358c083..02dfde8a52 100644
--- a/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_4.2.0.x86_64.xml
@@ -75,7 +75,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
index 71c0fbb5c3..226d0f461d 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.aarch64.xml
@@ -60,7 +60,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
index f8175afea3..4282cc7de2 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.ppc64.xml
@@ -58,7 +58,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
index e665171f7c..b4962a5b8d 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.riscv64.xml
@@ -62,7 +62,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
index 4c92c3cfa4..85327e7f4f 100644
--- a/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.0.0.x86_64.xml
@@ -75,7 +75,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml b/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
index 12ca20d06d..4407d94de8 100644
--- a/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
+++ b/tests/qemucapabilitiesdata/caps_5.1.0.sparc.xml
@@ -25,7 +25,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
index 833711b6ad..dc3a10a684 100644
--- a/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.1.0.x86_64.xml
@@ -75,7 +75,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
index 87ae451289..7cb81b5dc6 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.aarch64.xml
@@ -59,7 +59,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
index a9201f10b2..f27aab0832 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.ppc64.xml
@@ -57,7 +57,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
index 1b33b672c3..bf2eef8874 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.riscv64.xml
@@ -61,7 +61,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml b/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
index 923a9adc49..44b84d2ca0 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.s390x.xml
@@ -35,7 +35,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
index 76273c8f2b..8be1677e66 100644
--- a/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_5.2.0.x86_64.xml
@@ -74,7 +74,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml b/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml
index f9c1514c8f..d97cd365e3 100644
--- a/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.0.0.aarch64.xml
@@ -58,7 +58,6 @@
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml b/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml
index 2b9c8fc714..1518b22d6a 100644
--- a/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_6.0.0.s390x.xml
@@ -35,7 +35,6 @@
   <flag name='memory-backend-ram'/>
   <flag name='numa'/>
   <flag name='memory-backend-file'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='aes-key-wrap'/>
diff --git a/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
index f6af3366f6..b1e74a6e47 100644
--- a/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.0.0.x86_64.xml
@@ -73,7 +73,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>
diff --git a/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml
index 7a6a402d99..ac63539ab3 100644
--- a/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_6.1.0.x86_64.xml
@@ -73,7 +73,6 @@
   <flag name='memory-backend-file'/>
   <flag name='usb-audio'/>
   <flag name='rtc-reset-reinjection'/>
-  <flag name='splash-timeout'/>
   <flag name='iothread'/>
   <flag name='migrate-rdma'/>
   <flag name='VGA.vgamem_mb'/>