diff --git a/backend/Gemfile b/backend/Gemfile
index 98db484..6fa35ea 100644
--- a/backend/Gemfile
+++ b/backend/Gemfile
@@ -17,6 +17,7 @@ gem "devise"
 gem "ransack"
 gem "rubyzip"
 gem "jwt"
+gem "rack-cors"
 
 gem "dotenv-rails"
 
diff --git a/backend/Gemfile.lock b/backend/Gemfile.lock
index 448cc28..e298419 100644
--- a/backend/Gemfile.lock
+++ b/backend/Gemfile.lock
@@ -277,6 +277,8 @@ GEM
       nio4r (~> 2.0)
     racc (1.8.1)
     rack (2.2.10)
+    rack-cors (2.0.2)
+      rack (>= 2.0.0)
     rack-test (2.2.0)
       rack (>= 1.3)
     rails (7.0.8.7)
@@ -504,6 +506,7 @@ DEPENDENCIES
   pg (~> 1.4)
   pg_search
   puma (~> 5.6)
+  rack-cors
   rails (~> 7.0.4)
   ransack
   redis
diff --git a/backend/config/initializers/cors.rb b/backend/config/initializers/cors.rb
new file mode 100644
index 0000000..d5b1df5
--- /dev/null
+++ b/backend/config/initializers/cors.rb
@@ -0,0 +1,9 @@
+Rails.application.config.middleware.insert_before 0, Rack::Cors do
+  allow do
+    origins "*"
+    resource "*",
+      headers: :any,
+      methods: [:get, :post, :put, :patch, :delete, :options, :head],
+      credentials: false
+  end
+end