diff --git a/scripts/zfs.sh b/scripts/zfs.sh
index e676fc295..c131429c9 100755
--- a/scripts/zfs.sh
+++ b/scripts/zfs.sh
@@ -198,6 +198,9 @@ unload_modules_linux() {
 
 		if [ "$USE_COUNT" = "0" ] ; then
 			unload_module_linux "$KMOD" || return 1
+		else
+			echo "Module ${NAME} is still in use!"
+			return 1
 		fi
 	done