fix small bug

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/completion.js b/lib/completion.js
index 35b1d132..d36dc2e5 100644
--- a/lib/completion.js
+++ b/lib/completion.js
@@ -84,7 +84,7 @@ var completion = (function() {
     self.cleanMatcherCache = function() {
       // remove old matchers
       Object.keys(self.matcherCache).forEach(function(query) {
-        delete self.matcherCache(queries[i]);
+        delete self.matcherCache[query];
       });
     }