diff --git a/.gitignore b/.gitignore
index ae4cac0dfcf8ec3b6c63625ca46086e0b617dc6d..418495a04b602b935c9dc43d92f68ffd62e77d30 100644
--- a/.gitignore
+++ b/.gitignore
@@ -16,6 +16,7 @@
 .#*
 *.*#
 core
+!core/
 tags
 .DS_Store
 *.debug