diff --git a/Gemfile.lock b/Gemfile.lock
index 82f27b9..b548d97 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -151,7 +151,7 @@ GEM
       rack (~> 2.2)
       rack-protection (= 2.2.2)
       tilt (~> 2.0)
-    spicy-proton (2.1.14)
+    spicy-proton (2.1.15)
       bindata (~> 2.3)
     spoon (0.0.6)
       ffi