diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 58fe4e2ebf..8ea9f9222a 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -85,7 +85,7 @@ jobs:
 
     - name: Install Abjad
       run: |
-        python -m pip install .[dev]
+        python -m pip install .
         python -c "import abjad; print(abjad.Configuration().configuration_file_path)"
         python scr/prime_parser_tables.py