diff --git a/nixos/modules/installer/tools/nixos-version.sh b/nixos/modules/installer/tools/nixos-version.sh
index e4e4f5c446c8..77a1b458a342 100644
--- a/nixos/modules/installer/tools/nixos-version.sh
+++ b/nixos/modules/installer/tools/nixos-version.sh
@@ -1,9 +1,10 @@
 #! @shell@
 
 case "$1" in
-  --help)
+  -h|--help)
     exec man nixos-version
     exit 1
+    ;;
   --hash|--revision)
     echo "@nixosRevision@"
     ;;