diff --git a/build32/Makefile b/build32/Makefile
index 448c379..d04a2b0 100644
--- a/build32/Makefile
+++ b/build32/Makefile
@@ -181,7 +181,7 @@ GRUB_FONT_DIR ?= /usr/share/grub
 
 GRUB_LIB_DIR ?= /usr/lib/grub
 
-GRUB_MKIMAGE := $(shell command -v grub-mkimage2 || command -v grub-mkimage)
+GRUB_MKIMAGE := $(shell command -v grub2-mkimage || command -v grub-mkimage)
 
 GRUB_MODULES = iso9660 fat part_msdos all_video font gfxterm gfxmenu \
                boot chain configfile echo ls
diff --git a/build64/Makefile b/build64/Makefile
index cc8dff4..564329c 100644
--- a/build64/Makefile
+++ b/build64/Makefile
@@ -180,7 +180,7 @@ GRUB_FONT_DIR ?= /usr/share/grub
 
 GRUB_LIB_DIR ?= /usr/lib/grub
 
-GRUB_MKIMAGE := $(shell command -v grub-mkimage2 || command -v grub-mkimage)
+GRUB_MKIMAGE := $(shell command -v grub2-mkimage || command -v grub-mkimage)
 
 GRUB_MODULES = iso9660 fat part_msdos all_video font gfxterm gfxmenu \
                boot chain configfile echo ls