diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index ce41186..a009ae9 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -13,7 +13,10 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.9.13"]  # consistent with Dockerfile
+        # the dockerfile will only run on the latest version of python3 as installed
+        # by apt-get, but these tests are very cheap so just keep an eye out for any
+        # potential issues as that version floats upward
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@v3
diff --git a/Dockerfile b/Dockerfile
index 45b151b..ce65b94 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,7 @@
 FROM ubuntu:22.04
 
 RUN apt-get update && apt-get install -y python3 python3-pip
-
-# install pangeo-forge-runner. to make this faster, let's drop the pangeo-forge-recipes
-# dependency from -runner (because recipes is always installed at runtime anyway)
-RUN python3 -m pip install pangeo-forge-runner
+RUN python3 -m pip install "pangeo-forge-runner>=0.9.2"
 
 COPY action/deploy_recipe.py /deploy_recipe.py
 COPY entrypoint.sh /entrypoint.sh