diff --git a/Gemfile b/Gemfile
index e8cf7a65..71ee9550 100644
--- a/Gemfile
+++ b/Gemfile
@@ -33,7 +33,7 @@ gem "phonelib"
 gem "audited", "~> 5.4"
 gem "concurrent-ruby", require: "concurrent"
 gem "concurrent-ruby-ext"
-gem "config", "~> 5.0"
+gem "config", "~> 5.1"
 gem "devise", "~> 4.9"
 gem "flipper"
 gem "flipper-active_record"
diff --git a/Gemfile.lock b/Gemfile.lock
index 4bab427e..4ec3abae 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -112,7 +112,7 @@ GEM
     concurrent-ruby (1.2.2)
     concurrent-ruby-ext (1.2.2)
       concurrent-ruby (= 1.2.2)
-    config (5.0.0)
+    config (5.1.0)
       deep_merge (~> 1.2, >= 1.2.1)
       dry-validation (~> 1.0, >= 1.0.0)
     connection_pool (2.4.1)
@@ -509,7 +509,7 @@ DEPENDENCIES
   capybara
   concurrent-ruby
   concurrent-ruby-ext
-  config (~> 5.0)
+  config (~> 5.1)
   dartsass-rails (~> 0.5.0)
   debug
   devise (~> 4.9)