diff --git a/Gemfile.lock b/Gemfile.lock
index 24df455..26b88db 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,7 +3,7 @@ GEM
   specs:
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
-    base64 (0.2.0)
+    base64 (0.3.0)
     bigdecimal (3.1.9)
     colorator (1.1.0)
     concurrent-ruby (1.3.5)