diff --git a/.gitignore b/.gitignore
index eea9a7f38..345b2a027 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,17 +1,12 @@
 bin/
 obj/
-*.mem
 *~
-*.idx
-*.db
 lemon/
 
 docs/Gemfile
 docs/Gemfile.lock
 docs/_site/
 
-*.sg
-
 # Compiled Object files
 *.slo
 *.lo