diff --git a/example/Gemfile.lock b/example/Gemfile.lock
index fbb00fe..fc04e57 100644
--- a/example/Gemfile.lock
+++ b/example/Gemfile.lock
@@ -14,7 +14,7 @@ GEM
       httpclient (~> 2.8, >= 2.8.3)
       json (>= 1.5.1)
     atomos (0.1.3)
-    base64 (0.2.0)
+    base64 (0.3.0)
     benchmark (0.5.0)
     bigdecimal (4.1.2)
     claide (1.1.0)