diff --git a/Autotools.gitignore b/Autotools.gitignore
index fc5e847d..053ff52f 100644
--- a/Autotools.gitignore
+++ b/Autotools.gitignore
@@ -11,3 +11,4 @@ Makefile.in
 /depcomp
 /install-sh
 /missing
+/stamp-h1