diff --git a/lib/git-subrepo b/lib/git-subrepo
index 7c0e1d5b..1ddef7cf 100755
--- a/lib/git-subrepo
+++ b/lib/git-subrepo
@@ -1968,7 +1968,7 @@ usage-error() {
 
 # Nicely report common error messages:
 error() {
-  echo -e "git-subrepo:" $@ >&2
+  echo -e "git-subrepo:" "$@" >&2
   exit 1
 }