diff --git a/build-aux/.gitignore b/build-aux/.gitignore
index b84cd9b..becb27d 100644
--- a/build-aux/.gitignore
+++ b/build-aux/.gitignore
@@ -1,4 +1,4 @@
 # Files brought in by gnulib-tool:
-install-sh
-mkinstalldirs
+/install-sh
+/mkinstalldirs