diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index 25983c11..90cb98e6 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -54,7 +54,7 @@ jobs:
         appraisal: [
           'rails72_rack22', 'rails72_rack31',
           'rails80_rack22', 'rails80_rack31', 'rails80_rack32',
-          'rails81_rack31', 'rails81_rack32',
+          'rails81_rack22', 'rails81_rack31', 'rails81_rack32',
         ]
         jruby_version: [ '10.0.6.0', '10.1.1.0' ]
         java_version: [ '21', '25' ]
diff --git a/Appraisals b/Appraisals
index ae07bc5c..613dff5a 100644
--- a/Appraisals
+++ b/Appraisals
@@ -6,7 +6,7 @@ version_spec = ->(prefix, desc) { "~> #{major_minor.call(prefix, desc)}.0" }
 {
     "rails72" => {racks: %w[rack22 rack31]},
     "rails80" => {racks: %w[rack22 rack31 rack32]},
-    "rails81" => {racks: %w[rack31 rack32]}
+    "rails81" => {racks: %w[rack22 rack31 rack32]}
 }.each do |rails_desc, c|
   c[:racks].each do |rack_desc|
 
diff --git a/gemfiles/rails81_rack22.gemfile b/gemfiles/rails81_rack22.gemfile
new file mode 100644
index 00000000..9549db80
--- /dev/null
+++ b/gemfiles/rails81_rack22.gemfile
@@ -0,0 +1,19 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+group :default do
+  gem "rack", "~> 2.2.0"
+  gem "rails", "~> 8.1.0"
+end
+
+group :development do
+  gem "appraisal", require: nil
+  gem "rexml"
+end
+
+group :test do
+  gem "rake", "~> 13.4", require: nil
+  gem "rspec"
+  gem "logger"
+end