diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 8b253eb26..1c3916fde 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -6,7 +6,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        python-version: ["3.10"]
+        python-version: ["3.10", "3.11"]
 
     steps:
       - name: Checkout
diff --git a/environment.yml b/environment.yml
index 8ea1ff530..7edf0354e 100644
--- a/environment.yml
+++ b/environment.yml
@@ -1,4 +1,4 @@
 name: fiscalsim-us-dev
 dependencies:
-  - python=3.10
+  - python>=3.10,<3.12
   - pip