diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1b97943..81e59d7 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        oscript_version: ['1.8.3', 'stable']
+        oscript_version: ['1.8.3', 'stable', 'dev']
     uses: autumn-library/workflows/.github/workflows/test.yml@main
     with:
       oscript_version: ${{ matrix.oscript_version }}