diff --git a/Gemfile.lock b/Gemfile.lock
index e43edec..8ba9368 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:
@@ -8,8 +8,8 @@ GIT
 GEM
   remote: http://rubygems.org/
   specs:
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     colorator (1.1.0)
     concurrent-ruby (1.1.7)
     em-websocket (0.5.1)
@@ -69,7 +69,7 @@ GEM
     parallel (1.19.2)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     rainbow (3.0.0)
     rb-fsevent (0.10.4)
     rb-inotify (0.10.1)