diff --git a/sh-i18n--envsubst.c b/sh-i18n--envsubst.c
index 71250930db..81049739b6 100644
--- a/sh-i18n--envsubst.c
+++ b/sh-i18n--envsubst.c
@@ -74,6 +74,7 @@ main (int argc, char *argv[])
 	{
 	case 1:
 	  error ("we won't substitute all variables on stdin for you");
+	  break;
 	  /*
 	  all_variables = 1;
       subst_from_stdin ();