diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 014d321d..9c5d3a21 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -6,7 +6,7 @@ on:
       nox-image:
         description: "nox image tag"
         type: string
-        default: "fluencelabs/nox:0.4.2"
+        default: "fluencelabs/nox:unstable"
       avm-version:
         description: "@fluencelabs/avm version"
         type: string