diff --git a/.gitignore b/.gitignore
index 2d08984..eff54c0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,4 +15,7 @@ latex-files/*.log
 latex-files/*.out
 latex-files/*.pdf
 latex-files/*.run.xml
-latex-files/*.toc
\ No newline at end of file
+latex-files/*.toc
+
+# config
+mongodb.config.js
\ No newline at end of file