diff --git a/Mercury.gitignore b/Mercury.gitignore
index d1f9192f6f5566833ae879275ccf60398dae5c5d..70ec86939718241f046522a8cc0143d5deeecaea 100644
--- a/Mercury.gitignore
+++ b/Mercury.gitignore
@@ -1,4 +1,5 @@
 Mercury/
+Mercury.modules
 *.mh
 *.err
 *.init