diff --git a/.gitignore b/.gitignore
index a606d2457c..238cf6020a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,6 +26,7 @@
 /config.*
 /version.h
 /doc/*.1
+/doc/*.3
 /doc/*.html
 /doc/*.pod
 /doc/avoptions_codec.texi