diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 313e40b..b9edf87 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -40,6 +40,9 @@ jobs:
           - ruby-version: 2.7
             gemfile: activerecord_71.gemfile
 
+          - ruby-version: 3.3
+            gemfile: activerecord_80.gemfile
+
           # Test against latest versions just in case.
           - ruby-version: 3.3
             gemfile: activerecord_head.gemfile
diff --git a/gemfiles/activerecord_80.gemfile b/gemfiles/activerecord_80.gemfile
new file mode 100644
index 0000000..af04238
--- /dev/null
+++ b/gemfiles/activerecord_80.gemfile
@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+@ar_gem_requirement = "~> 8.0.0.rc1"
+
+eval_gemfile "../Gemfile"