diff --git a/unittest/force-styles/tests/fix-timestep-efield_lepton.yaml b/unittest/force-styles/tests/fix-timestep-efield_lepton.yaml
index c6f80af274..7928c81c45 100644
--- a/unittest/force-styles/tests/fix-timestep-efield_lepton.yaml
+++ b/unittest/force-styles/tests/fix-timestep-efield_lepton.yaml
@@ -6,7 +6,7 @@ epsilon: 2e-13
 skip_tests:
 prerequisites: ! |
   atom full
-  fix efield
+  fix efield/lepton
 pre_commands: ! ""
 post_commands: ! |
   region half block 0 EDGE EDGE EDGE EDGE EDGE
diff --git a/unittest/force-styles/tests/fix-timestep-efield_lepton_region.yaml b/unittest/force-styles/tests/fix-timestep-efield_lepton_region.yaml
index b2275f047b..f0a6b121a4 100644
--- a/unittest/force-styles/tests/fix-timestep-efield_lepton_region.yaml
+++ b/unittest/force-styles/tests/fix-timestep-efield_lepton_region.yaml
@@ -6,7 +6,7 @@ epsilon: 2e-13
 skip_tests:
 prerequisites: ! |
   atom full
-  fix efield
+  fix efield/lepton
 pre_commands: ! ""
 post_commands: ! |
   region half block 0 EDGE EDGE EDGE EDGE EDGE