diff --git a/implementations/c/.gitignore b/implementations/c/.gitignore
index 2c2ef84..4b6fd21 100644
--- a/implementations/c/.gitignore
+++ b/implementations/c/.gitignore
@@ -24,3 +24,4 @@ ltmain.sh
 libtool
 .libs/
 tmp/
+*~