diff --git a/.gitignore b/.gitignore
index ef81856..6a1d449 100644
--- a/.gitignore
+++ b/.gitignore
@@ -32,10 +32,10 @@ script.php
 
 # ignore all files in lib/
 task/*
+cache/*
 # except for .gitkeep
 !.gitkeep
 # ignore TODO file in root directory,not subdir/TODO
 /TODO
 /Todo
 
-cache/*
\ No newline at end of file
diff --git a/cache/.gitkeep b/cache/.gitkeep
new file mode 100644
index 0000000..a10d4fe
--- /dev/null
+++ b/cache/.gitkeep
@@ -0,0 +1,3 @@
+# Ignore everything in this directory
+*
+# Except this file !.gitkeep
\ No newline at end of file