diff --git a/Gemfile b/Gemfile
index 811590c..0c53602 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,7 +13,7 @@ gem 'identity-logging', github: '18F/identity-logging', tag: 'v0.1.1'
 gem 'identity_validations', github: '18F/identity-validations', tag: 'v0.7.2'
 gem 'puma', '~> 6.0'
 gem 'pg'
-gem 'rack', '~> 3.1.12'
+gem 'rack', '~> 3.1.18'
 gem 'redacted_struct'
 gem 'tzinfo-data', platforms: %i[ windows jruby ]
 gem 'caxlsx', require: false
diff --git a/Gemfile.lock b/Gemfile.lock
index e699124..28b3055 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -281,7 +281,7 @@ GEM
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.8.1)
-    rack (3.1.12)
+    rack (3.1.18)
     rack-mini-profiler (3.3.1)
       rack (>= 1.2.0)
     rack-session (2.1.0)
@@ -463,7 +463,7 @@ DEPENDENCIES
   pry-rails
   psych
   puma (~> 6.0)
-  rack (~> 3.1.12)
+  rack (~> 3.1.18)
   rack-mini-profiler (>= 1.1.3)
   rack-test (>= 1.1.0)
   rails (~> 7.2.1)