diff --git a/lib/ext/ref-counter.js b/lib/ext/ref-counter.js
index 6c0ee95..ef6e343 100644
--- a/lib/ext/ref-counter.js
+++ b/lib/ext/ref-counter.js
@@ -32,4 +32,9 @@ ext.refCounter = function (ignore, conf, options) {
 		}
 		return null;
 	};
+	conf.memoized.getRefCount = function () {
+		var id = conf.get(arguments);
+		if (!cache.hasOwnProperty(id)) return 0;
+		return cache[id];
+	};
 };