diff --git a/.github/workflows/CI.yaml b/.github/workflows/CI.yaml
index 2192ad5..b3900d6 100644
--- a/.github/workflows/CI.yaml
+++ b/.github/workflows/CI.yaml
@@ -28,7 +28,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [macOS-latest, ubuntu-latest]
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.10", "3.11"]
 
     steps:
     - name: Checkout Repository
@@ -69,4 +69,4 @@ jobs:
         file: ./coverage.xml
         flags: unittests
         name: codecov-${{ matrix.os }}-py${{ matrix.python-version }}
-        fail_ci_if_error: false
\ No newline at end of file
+        fail_ci_if_error: false