diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4d93acec..6f038253 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -15,7 +15,6 @@ jobs:
           '4.0',
           '3.4',
           '3.3',
-          '3.2',
           'jruby-10.1.0.0',
         ]
     env:
diff --git a/.github/workflows/test_11g.yml b/.github/workflows/test_11g.yml
index ef975acb..04e33472 100644
--- a/.github/workflows/test_11g.yml
+++ b/.github/workflows/test_11g.yml
@@ -19,7 +19,6 @@ jobs:
           '4.0',
           '3.4',
           '3.3',
-          '3.2',
           'jruby-10.1.0.0',
         ]
     env:
diff --git a/.github/workflows/test_gemfiles.yml b/.github/workflows/test_gemfiles.yml
index e2a1ff40..a92784cd 100644
--- a/.github/workflows/test_gemfiles.yml
+++ b/.github/workflows/test_gemfiles.yml
@@ -38,6 +38,8 @@ jobs:
             ruby: '3.1'
           - gemfile: gemfiles/Gemfile.activerecord-8.0
             ruby: '3.2'
+          - gemfile: gemfiles/Gemfile.activerecord-8.1
+            ruby: '3.3'
     env:
       BUNDLE_GEMFILE: ${{ matrix.gemfile }}
       NLS_LANG: AMERICAN_AMERICA.AL32UTF8
diff --git a/Gemfile b/Gemfile
index 1f50043c..85d1363f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -16,8 +16,8 @@ group :test, :development do
   gem "rspec", "~> 3.1"
 
   unless ENV["NO_ACTIVERECORD"]
-    gem "activerecord", "~> 8.0"
-    gem "activerecord-oracle_enhanced-adapter", "~> 8.0"
+    gem "activerecord", github: "rails/rails", branch: "main"
+    gem "activerecord-oracle_enhanced-adapter", github: "rsim/oracle-enhanced", branch: "master"
     gem "simplecov", ">= 0"
   end
 
diff --git a/gemfiles/Gemfile.activerecord-main b/gemfiles/Gemfile.activerecord-8.1
similarity index 67%
rename from gemfiles/Gemfile.activerecord-main
rename to gemfiles/Gemfile.activerecord-8.1
index 1fcbb691..3956cc8c 100644
--- a/gemfiles/Gemfile.activerecord-main
+++ b/gemfiles/Gemfile.activerecord-8.1
@@ -10,8 +10,8 @@ group :test, :development do
   gem 'rspec', '~> 3.1'
 
   unless ENV['NO_ACTIVERECORD']
-    gem 'activerecord',   github: 'rails/rails', branch: 'main'
-    gem 'activerecord-oracle_enhanced-adapter', github: 'rsim/oracle-enhanced', branch: 'master'
+    gem 'activerecord', '~> 8.1.0'
+    gem 'activerecord-oracle_enhanced-adapter', '~> 8.1.0'
     gem 'simplecov', '>= 0'
   end