diff --git a/.gitignore b/.gitignore
index d9adce585a..e8f91ce8cd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -144,6 +144,7 @@ git-core-*/?*
 gitk-wish
 gitweb/gitweb.cgi
 test-chmtime
+test-ctype
 test-date
 test-delta
 test-dump-cache-tree