diff --git a/Gemfile.lock b/Gemfile.lock
index 5c5e479..6914c8a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -72,7 +72,7 @@ GEM
     ffi (1.9.23)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
-    hashie (3.5.7)
+    hashie (5.0.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
     i18n (0.9.5)
@@ -111,8 +111,8 @@ GEM
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
       rack (>= 1.2, < 3)
-    omniauth (1.8.1)
-      hashie (>= 3.4.6, < 3.6.0)
+    omniauth (1.9.2)
+      hashie (>= 3.4.6)
       rack (>= 1.6.2, < 3)
     omniauth-google-oauth2 (0.2.10)
       addressable (~> 2.3)
@@ -126,7 +126,7 @@ GEM
     pg (1.0.0)
     public_suffix (3.0.2)
     puma (3.11.3)
-    rack (2.0.4)
+    rack (2.2.4)
     rack-test (0.8.3)
       rack (>= 1.0, < 3)
     rails (5.1.5)