diff --git a/Gemfile b/Gemfile
index fc6814f..3e8bee0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -50,7 +50,7 @@ gem 'diff-lcs'
 gem 'will_paginate', '~> 3.3.1'
 gem 'will_paginate-bootstrap4', '~> 0.2.2'
 
-gem 'devise', '~> 4.8.0'
+gem 'devise', '~> 4.9.3'
 gem 'omniauth'
 gem 'omniauth-rails_csrf_protection'
 gem 'omniauth-github'
diff --git a/Gemfile.lock b/Gemfile.lock
index 2b74ca3..e344d46 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -70,7 +70,7 @@ GEM
       public_suffix (>= 2.0.2, < 6.0)
     autoprefixer-rails (10.4.13.0)
       execjs (~> 2)
-    bcrypt (3.1.16)
+    bcrypt (3.1.19)
     bindex (0.8.1)
     bootsnap (1.16.0)
       msgpack (~> 1.2)
@@ -94,7 +94,7 @@ GEM
       rexml
     crass (1.0.6)
     date (3.3.3)
-    devise (4.8.1)
+    devise (4.9.3)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
       railties (>= 4.1.0)
@@ -128,7 +128,7 @@ GEM
     listen (3.8.0)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.21.3)
+    loofah (2.21.4)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
     mail (2.8.1)
@@ -139,8 +139,8 @@ GEM
     marcel (1.0.2)
     method_source (1.0.0)
     mini_mime (1.1.2)
-    mini_portile2 (2.8.2)
-    minitest (5.18.1)
+    mini_portile2 (2.8.4)
+    minitest (5.20.0)
     msgpack (1.6.0)
     multi_xml (0.6.0)
     mysql2 (0.5.5)
@@ -154,7 +154,7 @@ GEM
     net-smtp (0.3.3)
       net-protocol
     nio4r (2.5.9)
-    nokogiri (1.15.3)
+    nokogiri (1.15.4)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     oauth2 (2.0.9)
@@ -185,7 +185,7 @@ GEM
     puma (6.3.0)
       nio4r (~> 2.0)
     racc (1.7.1)
-    rack (2.2.7)
+    rack (2.2.8)
     rack-protection (3.0.6)
       rack
     rack-test (2.1.0)
@@ -208,7 +208,7 @@ GEM
       actionpack (>= 5.0.1.rc1)
       actionview (>= 5.0.1.rc1)
       activesupport (>= 5.0.1.rc1)
-    rails-dom-testing (2.1.1)
+    rails-dom-testing (2.2.0)
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
@@ -231,9 +231,9 @@ GEM
       ffi (~> 1.0)
     rdoc (6.5.0)
       psych (>= 4.0.0)
-    responders (3.0.1)
-      actionpack (>= 5.0)
-      railties (>= 5.0)
+    responders (3.1.1)
+      actionpack (>= 5.2)
+      railties (>= 5.2)
     rexml (3.2.5)
     ruby2_keywords (0.0.5)
     sassc (2.4.0)
@@ -287,7 +287,7 @@ GEM
     will_paginate (3.3.1)
     will_paginate-bootstrap4 (0.2.2)
       will_paginate (~> 3.0, >= 3.0.0)
-    zeitwerk (2.6.8)
+    zeitwerk (2.6.12)
 
 PLATFORMS
   ruby
@@ -297,7 +297,7 @@ DEPENDENCIES
   bootstrap (~> 5.2.3)
   bootstrap_form (~> 5.2)
   coffee-rails (~> 5.0.0)
-  devise (~> 4.8.0)
+  devise (~> 4.9.3)
   diff-lcs
   diffy
   font-awesome-sass (~> 6.4.0)