diff --git a/Gemfile b/Gemfile
index 0b5cbe6..cf8f26c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gem 'active_model_serializers', '~> 0.10.6'
 gem 'bcrypt', '~> 3.1.11'
 gem 'pg', '~> 0.21'
 gem 'puma', '~> 3.11.2'
-gem 'rack-cors', '~> 1.0.2', require: 'rack/cors'
+gem 'rack-cors', '~> 1.0.5', require: 'rack/cors'
 gem 'rails', '~> 5.2.3'
 
 group :development, :test do
diff --git a/Gemfile.lock b/Gemfile.lock
index 8b67c5a..b3334e2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -103,7 +103,8 @@ GEM
       pry (>= 0.10.4)
     puma (3.11.4)
     rack (2.0.7)
-    rack-cors (1.0.3)
+    rack-cors (1.0.5)
+      rack (>= 1.6.0)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.3)
@@ -200,7 +201,7 @@ DEPENDENCIES
   pry-byebug (~> 3.6.0)
   pry-rails (~> 0.3.6)
   puma (~> 3.11.2)
-  rack-cors (~> 1.0.2)
+  rack-cors (~> 1.0.5)
   rails (~> 5.2.3)
   rails_12factor (~> 0.0.3)
   rspec-rails (~> 3.7.2)