diff --git a/.github/workflows/zappa-deploy.yml b/.github/workflows/zappa-deploy.yml
index c0c3955..7fde6f1 100644
--- a/.github/workflows/zappa-deploy.yml
+++ b/.github/workflows/zappa-deploy.yml
@@ -14,7 +14,7 @@ jobs:
     - name: Set up Python 3.10
       uses: actions/setup-python@v1
       with:
-        python-version: '3.10'
+        python-version: '3.9'
         
     - name: Configure AWS credentials
       uses: aws-actions/configure-aws-credentials@v1
diff --git a/pyproject.toml b/pyproject.toml
index 7a1d353..9a89138 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ description = ""
 authors = []
 
 [tool.poetry.dependencies]
-python = "^3.10"
+python = "^3.9"
 aniso8601 = "^9.0.1"
 argcomplete = "^2.0.0"
 attrs = "^21.4.0"