diff --git a/.github/workflows/CI_conda_forge.yml b/.github/workflows/CI_conda_forge.yml
index e6292b5e..98d064b9 100644
--- a/.github/workflows/CI_conda_forge.yml
+++ b/.github/workflows/CI_conda_forge.yml
@@ -20,9 +20,22 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ['3.8', '3.9', '3.10', '3.11']
-        os: ['ubuntu-latest', 'macos-latest']
+        python-version: ['3.9', '3.10', '3.11', '3.12']
+        os: ['ubuntu-latest']
         use-mamba: [true, false]
+        include:
+          - python-version: 3.9
+            os: 'windows-latest'
+            use-mamba: true
+          - python-version: 3.12
+            os: 'windows-latest'
+            use-mamba: true
+          - python-version: 3.9
+            os: 'macos-latest'
+            use-mamba: true
+          - python-version: 3.12
+            os: 'macos-latest'
+            use-mamba: true
 
     steps:
       - name: "Set up Conda"