diff --git a/firmware/controllers/trigger/trigger_emulator_algo.cpp b/firmware/controllers/trigger/trigger_emulator_algo.cpp
index 8d54986d3b..7e7a62b482 100644
--- a/firmware/controllers/trigger/trigger_emulator_algo.cpp
+++ b/firmware/controllers/trigger/trigger_emulator_algo.cpp
@@ -162,6 +162,7 @@ static void initTriggerPwm() {
 void enableTriggerStimulator() {
 	initTriggerPwm();
 	engine->triggerCentral.directSelfStimulation = true;
+    engine->rpmCalculator.Register();
 }
 
 void enableExternalTriggerStimulator() {