diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0d07fad3..b626a82b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -34,7 +34,6 @@ jobs:
           - rails_7_0
           - rails_6_1
           - rails_6_0
-          - rails_5_2
           - dalli3
           - redis_5
           - redis_4
@@ -49,33 +48,8 @@ jobs:
           - active_support_7_0_redis_cache_store_pooled
           - active_support_6_redis_cache_store
           - active_support_6_redis_cache_store_pooled
-          - active_support_5_redis_cache_store
-          - active_support_5_redis_cache_store_pooled
           - redis_store
         exclude:
-          - gemfile: rails_5_2
-            ruby: '3.3'
-          - gemfile: active_support_5_redis_cache_store
-            ruby: '3.3'
-          - gemfile: active_support_5_redis_cache_store_pooled
-            ruby: '3.3'
-          - gemfile: rails_5_2
-            ruby: '3.2'
-          - gemfile: active_support_5_redis_cache_store
-            ruby: '3.2'
-          - gemfile: active_support_5_redis_cache_store_pooled
-            ruby: '3.2'
-          - gemfile: rails_5_2
-            ruby: '3.1'
-          - gemfile: active_support_5_redis_cache_store
-            ruby: '3.1'
-          - gemfile: active_support_5_redis_cache_store_pooled
-            ruby: '3.1'
-          - gemfile: rails_5_2
-            ruby: '3.0'
-          - gemfile: active_support_5_redis_cache_store
-            ruby: '3.0'
-          - gemfile: active_support_5_redis_cache_store_pooled
             ruby: '3.0'
           - gemfile: rails_7_0
             ruby: '2.6'
diff --git a/gemfiles/active_support_5_redis_cache_store.gemfile b/gemfiles/active_support_5_redis_cache_store.gemfile
deleted file mode 100644
index 0b800a0f..00000000
--- a/gemfiles/active_support_5_redis_cache_store.gemfile
+++ /dev/null
@@ -1,13 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "activesupport", "~> 5.2.0"
-gem "redis", "~> 5.0"
-
-group :maintenance, optional: true do
-  gem "bake"
-  gem "bake-gem"
-end
-
-gemspec path: "../"
diff --git a/gemfiles/active_support_5_redis_cache_store_pooled.gemfile b/gemfiles/active_support_5_redis_cache_store_pooled.gemfile
deleted file mode 100644
index 9127da50..00000000
--- a/gemfiles/active_support_5_redis_cache_store_pooled.gemfile
+++ /dev/null
@@ -1,14 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "activesupport", "~> 5.2.0"
-gem "connection_pool", "~> 2.2"
-gem "redis", "~> 5.0"
-
-group :maintenance, optional: true do
-  gem "bake"
-  gem "bake-gem"
-end
-
-gemspec path: "../"
diff --git a/gemfiles/rails_5_2.gemfile b/gemfiles/rails_5_2.gemfile
deleted file mode 100644
index 161bb698..00000000
--- a/gemfiles/rails_5_2.gemfile
+++ /dev/null
@@ -1,12 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "railties", "~> 5.2.0"
-
-group :maintenance, optional: true do
-  gem "bake"
-  gem "bake-gem"
-end
-
-gemspec path: "../"