diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 771eb64..24a6e63 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -5,16 +5,16 @@ on:
 
 jobs:
   test-general:
-    name: 'conda-vendor tests'
+    name: "conda-vendor tests"
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9]
+        python-version: [3.8, 3.9]
 
     steps:
-      - name: 'Checkout condan-vendor'
+      - name: "Checkout condan-vendor"
         uses: actions/checkout@main
-      - name: 'Install  conda dependencies'
+      - name: "Install  conda dependencies"
         uses: conda-incubator/setup-miniconda@v2
         with:
           python-version: ${{ matrix.python-version }}
diff --git a/environment.yaml b/environment.yaml
index 06e49a6..b2888b8 100644
--- a/environment.yaml
+++ b/environment.yaml
@@ -4,9 +4,10 @@ channels:
 dependencies:
   - python
   - click
-  - conda-lock=1.*
-  - conda-build  
+  - conda-lock=1.1.2
+  - conda-build
   - pip
+  - pydantic=1.8.1
   # solvers
   - conda=4.12.0
   - mamba
@@ -16,10 +17,3 @@ dependencies:
   - pytest-mock
   - setuptools
   - wheel
-   
-
-
-
-
-
-