diff --git a/gluon/cache.py b/gluon/cache.py
index 60dfbec9..9c85a962 100644
--- a/gluon/cache.py
+++ b/gluon/cache.py
@@ -125,6 +125,7 @@ class CacheAbstract(object):
         for (key, value) in storage.items():
             if r.match(str(key)):
                 del storage[key]
+                break
 
 
 class CacheInRam(CacheAbstract):