diff --git a/Shorewall/functions b/Shorewall/functions
index 9ff648c1f..20d8d467f 100644
--- a/Shorewall/functions
+++ b/Shorewall/functions
@@ -1776,7 +1776,7 @@ strip_file_and_lib_load() # $1 = logical file name, $2 = library to load if the
 
     strip_file $1 $f
 
-    if [ -s $TMP_DIR/$1 ];
+    if [ -s $TMP_DIR/$1 ]; then
 	lib_load $2 "A non-empty $1 file ($f)"
 	return 0
     fi