diff --git a/.gitignore b/.gitignore
index d501a67c7..83918f47c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,5 +2,4 @@
 .version_stamp
 .*.sw?
 build
-.build*
-/awesome
+.luacheckcache
diff --git a/.luacheckrc b/.luacheckrc
index 8641cd6c7..127213173 100644
--- a/.luacheckrc
+++ b/.luacheckrc
@@ -46,4 +46,7 @@ globals = {
     "client"
 }
 
+-- Enable cache (uses .luacheckcache relative to this rc file).
+cache = true
+
 -- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:textwidth=80