diff --git a/groupcache_test.go b/groupcache_test.go
index 86a4df2..a99a60e 100644
--- a/groupcache_test.go
+++ b/groupcache_test.go
@@ -289,10 +289,6 @@ func (p fakePeers) GetAll() []ProtoGetter {
 	return p
 }
 
-func (p fakePeers) GetURL(key string) string {
-	return "fakePeer"
-}
-
 // tests that peers (virtual, in-process) are hit, and how much.
 func TestPeers(t *testing.T) {
 	once.Do(testSetup)