diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 00f20efe..a49b7e63 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,7 +14,8 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
         matrix:
-            os: ["ubuntu-latest"]
+            python-version: ['3.10', '3.11', '3.12']
+            os: ["ubuntu-latest", "windows-latest"]
     steps:
       - name: check out diffpy.pdffit2
         uses: actions/checkout@v3
@@ -26,14 +27,15 @@ jobs:
       - name: initialize miniconda
         # this uses a marketplace action that sets up miniconda in a way that makes
         # it easier to use.  I tried setting it up without this and it was a pain
-        uses: conda-incubator/setup-miniconda@v2
+        uses: conda-incubator/setup-miniconda@v3
         with:
+          miniconda-version: "latest"
           activate-environment: test
           # environment.yml file is needed by this action.  Because I don't want
           # maintain this but rather maintain the requirements files it just has
           # basic things in it like conda and pip
           environment-file: ./environment.yml
-          python-version: 3
+          python-version: ${{ matrix.python-version }}
           auto-activate-base: false
 
       - name: install diffpy.pdffit2 requirements
diff --git a/environment.yml b/environment.yml
index 0e55d589..6956a79d 100644
--- a/environment.yml
+++ b/environment.yml
@@ -2,8 +2,9 @@ name: diffpy.pdffit2
 channels:
   - conda-forge
 dependencies:
-  - python=3
+  - python>=3.10
   - pip
+  - conda
   - gsl
   - gcc
   - gxx