diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 763d15684b..9ac3d93c39 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -364,6 +364,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
 
               "query-cpu-definitions", /* 250 */
               "block-write-threshold",
+              "query-named-block-nodes",
     );
 
 
@@ -1522,6 +1523,7 @@ struct virQEMUCapsStringFlags virQEMUCapsCommands[] = {
     { "query-qmp-schema", QEMU_CAPS_QUERY_QMP_SCHEMA },
     { "query-cpu-model-expansion", QEMU_CAPS_QUERY_CPU_MODEL_EXPANSION},
     { "query-cpu-definitions", QEMU_CAPS_QUERY_CPU_DEFINITIONS},
+    { "query-named-block-nodes", QEMU_CAPS_QUERY_NAMED_BLOCK_NODES}
 };
 
 struct virQEMUCapsStringFlags virQEMUCapsMigration[] = {
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index ac732f3aee..d44682f2ad 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -400,6 +400,7 @@ typedef enum {
     /* 250 */
     QEMU_CAPS_QUERY_CPU_DEFINITIONS, /* qmp query-cpu-definitions */
     QEMU_CAPS_BLOCK_WRITE_THRESHOLD, /* BLOCK_WRITE_THRESHOLD event */
+    QEMU_CAPS_QUERY_NAMED_BLOCK_NODES, /* qmp query-named-block-nodes */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;
diff --git a/tests/qemucapabilitiesdata/caps_2.1.1.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.1.1.x86_64.xml
index 211c0bf6e3..e092dd254f 100644
--- a/tests/qemucapabilitiesdata/caps_2.1.1.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.1.1.x86_64.xml
@@ -162,6 +162,7 @@
   <flag name='display'/>
   <flag name='vhost-scsi'/>
   <flag name='query-cpu-definitions'/>
+  <flag name='query-named-block-nodes'/>
   <version>2001001</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
index 59353f7b54..ea03f2e66d 100644
--- a/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.4.0.x86_64.xml
@@ -184,6 +184,7 @@
   <flag name='drive-iotune-group'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2004000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
index 8c5c22c499..164605f20e 100644
--- a/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.5.0.x86_64.xml
@@ -190,6 +190,7 @@
   <flag name='drive-iotune-group'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2005000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml b/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml
index ef962992d3..c1e46794ae 100644
--- a/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.6.0-gicv2.aarch64.xml
@@ -166,6 +166,7 @@
   <flag name='drive-iotune-group'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2006000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml b/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml
index 48f1d6c5fe..20dfda2161 100644
--- a/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.6.0-gicv3.aarch64.xml
@@ -166,6 +166,7 @@
   <flag name='drive-iotune-group'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2006000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml b/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml
index 94a0f6da7d..3f05169c8e 100644
--- a/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml
+++ b/tests/qemucapabilitiesdata/caps_2.6.0.ppc64le.xml
@@ -161,6 +161,7 @@
   <flag name='drive-iotune-group'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2006000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
index 43ac515eb0..1d823eac28 100644
--- a/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.6.0.x86_64.xml
@@ -199,6 +199,7 @@
   <flag name='drive-iotune-group'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2006000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.7.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.7.0.s390x.xml
index 83281a7d28..38d36b3e68 100644
--- a/tests/qemucapabilitiesdata/caps_2.7.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_2.7.0.s390x.xml
@@ -129,6 +129,7 @@
   <flag name='drive-iotune-group'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2007000</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml
index be5431a398..24d7cb4382 100644
--- a/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.7.0.x86_64.xml
@@ -201,6 +201,7 @@
   <flag name='drive-iotune-group'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2007000</version>
   <kvmVersion>0</kvmVersion>
   <package> (v2.7.0)</package>
diff --git a/tests/qemucapabilitiesdata/caps_2.8.0.s390x.xml b/tests/qemucapabilitiesdata/caps_2.8.0.s390x.xml
index 776c6f8ee7..d49f0fbd16 100644
--- a/tests/qemucapabilitiesdata/caps_2.8.0.s390x.xml
+++ b/tests/qemucapabilitiesdata/caps_2.8.0.s390x.xml
@@ -131,6 +131,7 @@
   <flag name='query-cpu-model-expansion'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2007093</version>
   <kvmVersion>0</kvmVersion>
   <package></package>
diff --git a/tests/qemucapabilitiesdata/caps_2.8.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.8.0.x86_64.xml
index c376653e20..0bc13683ee 100644
--- a/tests/qemucapabilitiesdata/caps_2.8.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.8.0.x86_64.xml
@@ -202,6 +202,7 @@
   <flag name='drive-iotune-group'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2008000</version>
   <kvmVersion>0</kvmVersion>
   <package> (v2.8.0)</package>
diff --git a/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml b/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml
index e703405e55..bb54634697 100644
--- a/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml
+++ b/tests/qemucapabilitiesdata/caps_2.9.0.x86_64.xml
@@ -206,6 +206,7 @@
   <flag name='pcie-root-port'/>
   <flag name='query-cpu-definitions'/>
   <flag name='block-write-threshold'/>
+  <flag name='query-named-block-nodes'/>
   <version>2008090</version>
   <kvmVersion>0</kvmVersion>
   <package> (v2.9.0-rc0-142-g940a8ce)</package>