diff --git a/firmware/controllers/trigger/decoders/trigger_structure.cpp b/firmware/controllers/trigger/decoders/trigger_structure.cpp
index 62824046bc..7e6f43b085 100644
--- a/firmware/controllers/trigger/decoders/trigger_structure.cpp
+++ b/firmware/controllers/trigger/decoders/trigger_structure.cpp
@@ -373,7 +373,6 @@ void TriggerShape::findTriggerPosition(event_trigger_position_s *position,
 	}
 
 	position->triggerEventIndex = triggerEventIndex;
-	position->triggerEventAngle = triggerEventAngle;
 	position->angleOffsetFromTriggerEvent = angle - triggerEventAngle;
 }
 
diff --git a/firmware/controllers/trigger/decoders/trigger_structure.h b/firmware/controllers/trigger/decoders/trigger_structure.h
index b83f126406..1028a0515f 100644
--- a/firmware/controllers/trigger/decoders/trigger_structure.h
+++ b/firmware/controllers/trigger/decoders/trigger_structure.h
@@ -47,11 +47,6 @@
 class event_trigger_position_s {
 public:
 	uint32_t triggerEventIndex = 0;
-	/**
-	 * angle of that 'triggerEventIndex' event
-	 * todo: Technically we can simply take angle of trigger event from trigger shape by 'triggerEventIndex'?
-	 */
-	angle_t triggerEventAngle = 0;
 
 	angle_t angleOffsetFromTriggerEvent = 0;
 };
diff --git a/firmware/controllers/trigger/spark_logic.cpp b/firmware/controllers/trigger/spark_logic.cpp
index 5995af6963..48aa6af909 100644
--- a/firmware/controllers/trigger/spark_logic.cpp
+++ b/firmware/controllers/trigger/spark_logic.cpp
@@ -283,7 +283,7 @@ static ALWAYS_INLINE void handleSparkEvent(bool limitedSpark, uint32_t trgEventI
 #if EFI_UNIT_TEST
 	if (verboseMode) {
 		printf("spark dwell@ %d/%d spark@ %d/%d id=%d\r\n", iEvent->dwellPosition.triggerEventIndex, (int)iEvent->dwellPosition.angleOffsetFromTriggerEvent,
-			iEvent->sparkPosition.triggerEventAngle, (int)iEvent->sparkPosition.angleOffsetFromTriggerEvent,
+			iEvent->sparkPosition.triggerEventIndex, (int)iEvent->sparkPosition.angleOffsetFromTriggerEvent,
 			iEvent->sparkId);
 	}
 #endif
diff --git a/unit_tests/tests/test_trigger_decoder.cpp b/unit_tests/tests/test_trigger_decoder.cpp
index 2623c2a056..4bb2a7cc68 100644
--- a/unit_tests/tests/test_trigger_decoder.cpp
+++ b/unit_tests/tests/test_trigger_decoder.cpp
@@ -351,7 +351,7 @@ TEST(misc, testRpmCalculator) {
 	assertEqualsM("fuel #2", 4.5450, engine->injectionDuration);
 	assertEqualsM("one degree", 111.1111, engine->rpmCalculator.oneDegreeUs);
 	ASSERT_EQ( 1,  ilist->isReady) << "size #2";
-	ASSERT_EQ( 0,  ilist->elements[0].dwellPosition.triggerEventAngle) << "dwell angle";
+	ASSERT_EQ( 0,  ilist->elements[0].dwellPosition.triggerEventIndex) << "dwell @ index";
 	assertEqualsM("dwell offset", 8.5, ilist->elements[0].dwellPosition.angleOffsetFromTriggerEvent);
 
 	ASSERT_EQ( 0,  eth.engine.triggerCentral.triggerState.getCurrentIndex()) << "index #2";