diff --git a/Gemfile.lock b/Gemfile.lock
index d901054..e5b4619 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -108,7 +108,7 @@ GEM
     formatador (0.2.5)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
-    hashie (3.6.0)
+    hashie (5.0.0)
     high_voltage (3.0.0)
     http (3.0.0)
       addressable (~> 2.3)
@@ -190,8 +190,8 @@ GEM
       rack (>= 1.2, < 3)
     octokit (4.7.0)
       sawyer (~> 0.8.0, >= 0.5.3)
-    omniauth (1.9.0)
-      hashie (>= 3.4.6, < 3.7.0)
+    omniauth (1.9.2)
+      hashie (>= 3.4.6)
       rack (>= 1.6.2, < 3)
     omniauth-github (1.4.0)
       omniauth (~> 1.5)
@@ -215,7 +215,7 @@ GEM
       method_source (~> 0.9.0)
     public_suffix (3.0.1)
     puma (3.11.0)
-    rack (2.2.2)
+    rack (2.2.4)
     rack-test (0.8.2)
       rack (>= 1.0, < 3)
     rails (5.1.4)