diff --git a/Gemfile b/Gemfile
index 24cb064..d41258b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -21,7 +21,7 @@ gem "tailwindcss-rails"
 gem "jbuilder"
 
 # Use Active Model has_secure_password [https://guides.rubyonrails.org/active_model_basics.html#securepassword]
-gem "bcrypt", "~> 3.1.7"
+gem "bcrypt", "~> 3.1.21"
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem "tzinfo-data", platforms: %i[ windows jruby ]
diff --git a/Gemfile.lock b/Gemfile.lock
index d32e0df..06df082 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -83,7 +83,7 @@ GEM
       safely_block (>= 0.4)
     ast (2.4.3)
     base64 (0.3.0)
-    bcrypt (3.1.20)
+    bcrypt (3.1.21)
     bcrypt_pbkdf (1.1.2)
     bigdecimal (4.0.1)
     bindex (0.8.1)
@@ -515,7 +515,7 @@ PLATFORMS
 
 DEPENDENCIES
   ahoy_matey
-  bcrypt (~> 3.1.7)
+  bcrypt (~> 3.1.21)
   bootsnap
   brakeman
   bundler-audit