diff --git a/Gemfile.lock b/Gemfile.lock
index 7842833..0b19975 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -88,11 +88,11 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    json-jwt (1.9.4)
-      activesupport
+    json-jwt (1.11.0)
+      activesupport (>= 4.2)
       aes_key_wrap
       bindata
-    libv8 (7.3.492.27.1-x86_64-linux)
+    libv8 (7.3.492.27.1)
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
@@ -106,7 +106,7 @@ GEM
     mini_portile2 (2.4.0)
     mini_racer (0.2.6)
       libv8 (>= 6.9.411)
-    minitest (5.11.3)
+    minitest (5.13.0)
     multi_json (1.12.2)
     multi_xml (0.6.0)
     multipart-post (2.0.0)