diff --git a/.github/workflows/ci-on-pullreq.yaml b/.github/workflows/ci-on-pullreq.yaml
index 88659e8..3096bda 100644
--- a/.github/workflows/ci-on-pullreq.yaml
+++ b/.github/workflows/ci-on-pullreq.yaml
@@ -9,7 +9,7 @@ jobs:
       fail-fast: true
       matrix:
         os: ["ubuntu-latest", "macos-latest", "windows-latest"]
-        python-version: ["3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.10", "3.11", "3.12"]
 
     steps:
       - name: Checkout source
diff --git a/.readthedocs.yml b/.readthedocs.yml
index 93bd4d1..fa67133 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -5,23 +5,15 @@ build:
   tools:
     python: "3.10"
   jobs:
-    #post_create_environment:
-      # Install poetry
-      # https://python-poetry.org/docs/#installing-manually
-      # - pip install poetry
-      # # Tell poetry to not use a virtual environment
-      # - poetry config virtualenvs.in-project false
+    
     post_install:
       - pip install poetry
       # Tell poetry to not use a virtual environment
-      #- poetry config virtualenvs.in-project false
       # Install dependencies with 'docs' dependency group
       # https://python-poetry.org/docs/managing-dependencies/#dependency-groups
-      #- poetry install --with docs
       - poetry export -f requirements.txt --without-hashes --without-urls --with docs -o requirements.txt
       - pip install -r requirements.txt
-      - pip list
-      #- poetry shell
+      #- pip list
 
 
 sphinx: