diff --git a/.gitignore b/.gitignore
index e210315bf06..d924a3f6cdd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 *.o
 *.po
 *~
+semantic.cache
 source/TAGS
 source/client/client_proto.h
 source/libnet/libnet_proto.h