diff --git a/services/backend-api/app/Gemfile b/services/backend-api/app/Gemfile
index a801abc..d832ce8 100644
--- a/services/backend-api/app/Gemfile
+++ b/services/backend-api/app/Gemfile
@@ -1,7 +1,7 @@
 source 'https://rubygems.org'
 
 gem 'puma', '~> 4.3.3'
-gem 'rack', '~> 2.0.8'
+gem 'rack', '~> 2.1.4'
 gem 'sinatra', '~> 2.0.7'
 gem 'sinatra-contrib', '~> 2.0.7'
 gem 'redis', '~> 4.1.2'
diff --git a/services/backend-api/app/Gemfile.lock b/services/backend-api/app/Gemfile.lock
index 2955856..e93a97a 100644
--- a/services/backend-api/app/Gemfile.lock
+++ b/services/backend-api/app/Gemfile.lock
@@ -13,7 +13,7 @@ GEM
     nio4r (2.5.2)
     puma (4.3.3)
       nio4r (~> 2.0)
-    rack (2.0.8)
+    rack (2.1.4)
     rack-protection (2.0.7)
       rack
     rack-test (1.1.0)
@@ -53,7 +53,7 @@ DEPENDENCIES
   connection_pool (~> 2.2.2)
   minitest
   puma (~> 4.3.3)
-  rack (~> 2.0.8)
+  rack (~> 2.1.4)
   rack-test (~> 1.1.0)
   redis (~> 4.1.2)
   sinatra (~> 2.0.7)