diff --git a/git-flow b/git-flow
index fa87e71..97b1b34 100755
--- a/git-flow
+++ b/git-flow
@@ -94,7 +94,7 @@
 	# in that case, we interpret this arg as a flag for the default
 	# command
 	SUBACTION="default"
-	if [ "$1" != "" ] && ! echo "$1" | grep -q "^-"; then
+	if [ "$1" != "" ] && { ! echo "$1" | grep -q "^-"; } then
 		SUBACTION="$1"; shift
 	fi
 	if ! type "cmd_$SUBACTION" >/dev/null 2>&1; then