diff --git a/Gemfile b/Gemfile
index 3a3bc76de..30a2053b5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -23,7 +23,7 @@ gem "json-schema", "2.8.0"
 
 # Authentication
 
-gem "devise", "4.2.0"
+gem "devise", "4.3.0"
 gem "devise_lastseenable", "0.0.6"
 
 # Captcha
diff --git a/Gemfile.lock b/Gemfile.lock
index 07c7ae61f..31b727537 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -153,10 +153,10 @@ GEM
       railties (>= 3, < 5.1)
     cucumber-wire (0.0.1)
     database_cleaner (1.5.3)
-    devise (4.2.0)
+    devise (4.3.0)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 4.1.0, < 5.1)
+      railties (>= 4.1.0, < 5.2)
       responders
       warden (~> 1.2.3)
     devise_lastseenable (0.0.6)
@@ -776,7 +776,7 @@ DEPENDENCIES
   cucumber-api-steps (= 0.13)
   cucumber-rails (= 1.4.5)
   database_cleaner (= 1.5.3)
-  devise (= 4.2.0)
+  devise (= 4.3.0)
   devise_lastseenable (= 0.0.6)
   diaspora-prosody-config (= 0.0.7)
   diaspora_federation-rails (= 0.2.0)