diff --git a/.github/workflows/gh_pages.yml b/.github/workflows/gh_pages.yml
index 57bbb7a..06d5c5d 100644
--- a/.github/workflows/gh_pages.yml
+++ b/.github/workflows/gh_pages.yml
@@ -16,16 +16,16 @@ jobs:
       BUILD_FOLDER: "ontology/build"
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v2.3.4
 
-    - name: Set up Python 3.8
-      uses: actions/setup-python@v2
+    - name: Set up Python 3.9
+      uses: actions/setup-python@v2.2.2
       with:
-        python-version: 3.8
+        python-version: 3.9
 
     - name: Install Python dependencies
       run: 
-        python -m pip install -U pip setuptools
+        python -m pip install -U pip setuptools wheel
         pip install -r ontology/gh_pages/requirements.txt
 
     - name: Make GH Pages
diff --git a/ontology/gh_pages/requirements.txt b/ontology/gh_pages/requirements.txt
index eaf1e67..829907f 100644
--- a/ontology/gh_pages/requirements.txt
+++ b/ontology/gh_pages/requirements.txt
@@ -1 +1 @@
-jinja2==3.0.0rc1
+jinja2==3.0.1