diff --git a/tests/unit_tests/hyperion/experiment_plans/test_rotation_scan_plan.py b/tests/unit_tests/hyperion/experiment_plans/test_rotation_scan_plan.py
index 499d4dd8a..88221509e 100644
--- a/tests/unit_tests/hyperion/experiment_plans/test_rotation_scan_plan.py
+++ b/tests/unit_tests/hyperion/experiment_plans/test_rotation_scan_plan.py
@@ -372,7 +372,7 @@ def test_rotation_scan_initialises_detector_distance_shutter_and_tx_fraction(
     )
 
 
-def test_rotation_scan_triggers_xbpm_then_pauses_xbpm_and_sets_tranmission(
+def test_rotation_scan_triggers_xbpm_then_pauses_xbpm_and_sets_transmission(
     rotation_scan_simulated_messages,
     test_rotation_params: RotationScan,
 ):