diff --git a/Gemfile b/Gemfile
index e804dc9..41a5a3e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -68,7 +68,7 @@ group :test do
   # Use system testing [https://guides.rubyonrails.org/testing.html#system-testing]
 end
 
-gem "connection_pool", "~> 2.4"
+gem "connection_pool", "~> 3.0"
 gem "react-rails", "~> 2.7.1"
 gem "responders", "~> 3.2"
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 2408ef2..b434783 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -112,7 +112,7 @@ GEM
       reline (>= 0.6.0)
     coderay (1.1.3)
     concurrent-ruby (1.3.6)
-    connection_pool (2.5.5)
+    connection_pool (3.0.2)
     crass (1.0.6)
     data_migrate (11.3.1)
       activerecord (>= 6.1)
@@ -390,7 +390,7 @@ DEPENDENCIES
   bcrypt (~> 3.1.7)
   bootsnap
   brakeman
-  connection_pool (~> 2.4)
+  connection_pool (~> 3.0)
   data_migrate
   debug
   erb_lint!