diff --git a/bitcask.go b/bitcask.go
index 1c6c350..a01c50b 100644
--- a/bitcask.go
+++ b/bitcask.go
@@ -234,6 +234,7 @@ func Merge(path string, force bool) error {
 	if err != nil {
 		return err
 	}
+	defer os.RemoveAll(temp)
 
 	for i, fn := range fns {
 		// Don't merge Datafiles whose .hint files we've already generated