diff --git a/.github/workflows/test-wheels-pi_heif.yml b/.github/workflows/test-wheels-pi_heif.yml
index bd7b91d2..2cbf483d 100644
--- a/.github/workflows/test-wheels-pi_heif.yml
+++ b/.github/workflows/test-wheels-pi_heif.yml
@@ -80,7 +80,7 @@ jobs:
     runs-on: windows-2019
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
     env:
       PH_LIGHT_ACTION: 1
 
@@ -112,7 +112,7 @@ jobs:
     runs-on: macos-11
     strategy:
       matrix:
-        python-version: ["pypy-3.7", "pypy-3.8", "3.7", "3.8", "3.9", "3.10"]
+        python-version: ["pypy-3.7", "pypy-3.8", "3.7", "3.8", "3.9", "3.10", "3.11"]
 
     steps:
       - name: Delay, waiting Pypi to update.
@@ -147,7 +147,7 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        python-version: ["pypy-3.7", "pypy-3.8", "3.6", "3.7", "3.8", "3.9", "3.10"]
+        python-version: ["pypy-3.7", "pypy-3.8", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11"]
 
     steps:
       - name: Delay, waiting Pypi to update.
diff --git a/.github/workflows/test-wheels.yml b/.github/workflows/test-wheels.yml
index a10c777a..70df5b33 100644
--- a/.github/workflows/test-wheels.yml
+++ b/.github/workflows/test-wheels.yml
@@ -78,7 +78,7 @@ jobs:
     runs-on: windows-2019
     strategy:
       matrix:
-        python-version: ["3.7", "3.8", "3.9", "3.10"]
+        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
     env:
       PH_FULL_ACTION: 1
 
@@ -108,7 +108,7 @@ jobs:
     runs-on: macos-11
     strategy:
       matrix:
-        python-version: ["pypy-3.7", "pypy-3.8", "3.7", "3.8", "3.9", "3.10"]
+        python-version: ["pypy-3.7", "pypy-3.8", "3.7", "3.8", "3.9", "3.10", "3.11"]
 
     steps:
       - name: Delay, waiting Pypi to update.
@@ -142,7 +142,7 @@ jobs:
     runs-on: ubuntu-20.04
     strategy:
       matrix:
-        python-version: ["pypy-3.7", "pypy-3.8", "3.6", "3.7", "3.8", "3.9", "3.10"]
+        python-version: ["pypy-3.7", "pypy-3.8", "3.6", "3.7", "3.8", "3.9", "3.10", "3.11"]
 
     steps:
       - name: Delay, waiting Pypi to update.