diff --git a/.gitignore b/.gitignore
index 800ac4669..a35ad66c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -44,6 +44,7 @@ CCache/autom4te.cache/
 CCache/config.h.in
 CCache/configure
 Source/Include/swigconfig.h.in
+Source/Include/swigconfig.h.in~
 Source/Makefile.in
 Tools/config/compile
 Tools/config/config.guess