diff --git a/workflow/tests/test_pool_and_psuedoreplicate.py b/workflow/tests/test_pool_and_psuedoreplicate.py
index 58ceda9df518d61c0dda9d3a2680fa69c652678b..b056e447b08e42d8455a524a32e5fb70b348db16 100644
--- a/workflow/tests/test_pool_and_psuedoreplicate.py
+++ b/workflow/tests/test_pool_and_psuedoreplicate.py
@@ -61,7 +61,7 @@ def test_check_controls_single(design_experiment_3):
 
 
 @pytest.mark.unit
-def test_generate_design(design_experiment_2)
+def test_generate_design(design_experiment_2):
     control_df = pool_and_psuedoreplicate.get_read_count_ratio(design_experiment_2)
     control_files = design_experiment_2.control_tag_align.unique()
     pool_control = pool_and_psuedoreplicate.pool(control_files, "pool_control", true)