diff --git a/Gemfile.lock b/Gemfile.lock
index 4820418..d942140 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,5 +1,5 @@
 GIT
-  remote: git://github.com/flori/json.git
+  remote: https://github.com/flori/json.git
   revision: 7f4cfd853f2c919d854fb95548a19980feff17e8
   branch: v1.8
   specs:
@@ -131,7 +131,7 @@ GEM
     octokit (4.3.0)
       sawyer (~> 0.7.0, >= 0.5.3)
     public_suffix (1.5.3)
-    rack (1.6.5)
+    rack (1.6.13)
     rack-protection (1.5.3)
       rack
     rack-test (0.6.3)