diff --git a/docs/qemu_winx11.md b/docs/qemu_winx11.md
index a902294..8945f6b 100644
--- a/docs/qemu_winx11.md
+++ b/docs/qemu_winx11.md
@@ -1,7 +1,7 @@
 ## Upgrade buster-backports qemu version
 
 ```
-pkgs=$(for i in qemu qemu-block-extra:arm64 qemu-guest-agent \
+pkgs=$(for i in qemu qemu-block-extra qemu-guest-agent \
 qemu-system qemu-system-arm qemu-system-common qemu-system-data \
 qemu-system-gui qemu-system-mips qemu-system-misc qemu-system-ppc \
 qemu-system-sparc qemu-system-x86 qemu-utils; \