diff --git a/Gemfile b/Gemfile
index b69de8ed6..0f1ee73b3 100644
--- a/Gemfile
+++ b/Gemfile
@@ -17,7 +17,7 @@ gem 'recaptcha', require: 'recaptcha/rails'
 gem 'sanitize', '~> 4.4'
 
 # Gems for OAuth2 subsystem
-gem 'doorkeeper', '~> 4.4'
+gem 'doorkeeper', '>= 4.6'
 gem 'omniauth'
 gem 'omniauth-linkedin-oauth2'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 12e8c7223..ffbc8c0e0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -216,7 +216,7 @@ GEM
     discard (1.0.0)
       activerecord (>= 4.2, < 6)
     docile (1.1.5)
-    doorkeeper (4.4.1)
+    doorkeeper (5.0.0)
       railties (>= 4.2)
     erubi (1.7.1)
     execjs (2.7.0)
@@ -308,7 +308,7 @@ GEM
       rails (>= 3.2.0)
     newrelic_rpm (4.7.1.340)
     nio4r (2.3.1)
-    nokogiri (1.8.4)
+    nokogiri (1.8.5)
       mini_portile2 (~> 2.3.0)
     nokogumbo (1.5.0)
       nokogiri
@@ -357,7 +357,7 @@ GEM
     public_suffix (3.0.2)
     puma (3.11.2)
     rack (2.0.5)
-    rack-test (1.0.0)
+    rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.1.6)
       actioncable (= 5.1.6)
@@ -565,7 +565,7 @@ DEPENDENCIES
   devise_invitable
   devise_security_extension!
   discard (~> 1.0)
-  doorkeeper (~> 4.4)
+  doorkeeper (>= 4.6)
   factory_bot_rails
   faker
   figaro