diff --git a/Gemfile.lock b/Gemfile.lock
index a0728f0..355b6dc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -641,7 +641,7 @@ GEM
       aws-sigv4 (~> 1.0)
     aws-sigv2 (1.0.1)
     aws-sigv4 (1.0.3)
-    bcrypt (3.1.12)
+    bcrypt (3.1.13)
     binding_of_caller (0.8.0)
       debug_inspector (>= 0.0.1)
     builder (3.2.3)
@@ -656,14 +656,14 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
-    crass (1.0.4)
+    concurrent-ruby (1.1.5)
+    crass (1.0.5)
     database_cleaner (1.7.0)
     debug_inspector (0.0.3)
-    devise (4.5.0)
+    devise (4.7.1)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 4.1.0, < 6.0)
+      railties (>= 4.1.0)
       responders
       warden (~> 1.2.3)
     diff-lcs (1.3)
@@ -702,22 +702,22 @@ GEM
       activerecord
       kaminari-core (= 1.1.1)
     kaminari-core (1.1.1)
-    loofah (2.2.2)
+    loofah (2.3.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
       mini_mime (>= 0.1.1)
-    method_source (0.9.0)
+    method_source (0.9.2)
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
     mimemagic (0.3.2)
     mini_mime (1.0.1)
-    mini_portile2 (2.3.0)
-    minitest (5.11.3)
+    mini_portile2 (2.4.0)
+    minitest (5.12.2)
     nio4r (1.2.1)
-    nokogiri (1.8.4)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.10.4)
+      mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     paperclip (6.1.0)
       activemodel (>= 4.2.0)
@@ -731,7 +731,7 @@ GEM
     pg (0.20.0)
     powerpack (0.1.2)
     puma (3.12.0)
-    rack (2.0.5)
+    rack (2.0.7)
     rack-attack (5.4.2)
       rack (>= 1.0, < 3)
     rack-cors (1.0.1)
@@ -752,8 +752,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.4)
-      loofah (~> 2.2, >= 2.2.2)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
     rails_12factor (0.0.3)
       rails_serve_static_assets
       rails_stdout_logging
@@ -766,14 +766,14 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rainbow (3.0.0)
-    rake (12.3.1)
+    rake (13.0.0)
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
     rdoc (4.3.0)
-    responders (2.4.0)
-      actionpack (>= 4.2.0, < 5.3)
-      railties (>= 4.2.0, < 5.3)
+    responders (3.0.0)
+      actionpack (>= 5.0)
+      railties (>= 5.0)
     rspec-core (3.8.0)
       rspec-support (~> 3.8.0)
     rspec-expectations (3.8.1)
@@ -834,7 +834,7 @@ GEM
       sprockets (>= 3.0.0)
     terrapin (0.6.0)
       climate_control (>= 0.0.3, < 1.0)
-    thor (0.20.0)
+    thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.8)
     tzinfo (1.2.5)
@@ -842,8 +842,8 @@ GEM
     uglifier (4.1.19)
       execjs (>= 0.3.0, < 3)
     unicode-display_width (1.4.0)
-    warden (1.2.7)
-      rack (>= 1.0)
+    warden (1.2.8)
+      rack (>= 2.0.6)
     web-console (2.3.0)
       activemodel (>= 4.0)
       binding_of_caller (>= 0.7.2)