diff --git a/.mtn-ignore b/.mtn-ignore
index 48577bc2e..8281ad6c5 100644
--- a/.mtn-ignore
+++ b/.mtn-ignore
@@ -3,7 +3,7 @@ shared_debug_obj
 obj
 err
 log
-build.log
+build\.log
 imgs-.*
 diff
 .*\.bak$