diff --git a/.github/workflows/py3.yml b/.github/workflows/py3.yml
index 133e809..85e4ecd 100644
--- a/.github/workflows/py3.yml
+++ b/.github/workflows/py3.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         python: ["3.8", "3.9", "3.10", "3.11", "3.12"]
-        netbox: ["3.7"]
+        netbox: ["3.3", "3.7"]
 
     steps:
       - uses: actions/checkout@v4