diff --git a/.gitignore b/.gitignore
index 0267caada2..70899dfa8d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -38,6 +38,9 @@ tags
 # Folder generated by the unit tests
 /test/includes/post/
 
+# generated by luacheck during `make testlint'
+/test/.luacheckcache
+
 # luarocks, not added as a subtree because of the large number of blobs
 /third-party/luarocks