diff --git a/.gitignore b/.gitignore
index 48826d914..c375a7c77 100644
--- a/.gitignore
+++ b/.gitignore
@@ -81,6 +81,7 @@ swig.spec
 .dirstamp
 CCache/ccache-swig
 CCache/ccache-swig.1
+Lib/swigwarn.swg
 Source/CParse/parser.c
 Source/CParse/parser.h
 Source/eswig