diff --git a/sdcflows/workflows/fit/tests/test_fit.py b/sdcflows/workflows/fit/tests/test_fit.py
index 6b7b862594..32af447fef 100644
--- a/sdcflows/workflows/fit/tests/test_fit.py
+++ b/sdcflows/workflows/fit/tests/test_fit.py
@@ -34,8 +34,12 @@
     (
         ("sdcflows.workflows.fit.fieldmap.init_fmap_wf", {"mode": "mapped"}),
         ("sdcflows.workflows.fit.fieldmap.init_fmap_wf", {}),
-        ("sdcflows.workflows.fit.fieldmap.init_phdiff_wf", {"omp_nthreads": 1}),
+        (
+            "sdcflows.workflows.fit.fieldmap.init_phdiff_wf",
+            {"omp_nthreads": 1},
+        ),
         ("sdcflows.workflows.fit.pepolar.init_3dQwarp_wf", {}),
+        ("sdcflows.workflows.fit.pepolar.init_3dQwarp_wf", {"sloppy": True}),
         ("sdcflows.workflows.fit.pepolar.init_topup_wf", {}),
         ("sdcflows.workflows.fit.syn.init_syn_sdc_wf", {"omp_nthreads": 1}),
     ),