diff --git a/firmware/controllers/algo/antilag_system.cpp b/firmware/controllers/algo/antilag_system.cpp
index 0807516b2e..45deda1ad0 100644
--- a/firmware/controllers/algo/antilag_system.cpp
+++ b/firmware/controllers/algo/antilag_system.cpp
@@ -59,6 +59,12 @@ bool AntilagSystemBase::isALSMaxThrottleIntentCondition() const {
 	return engineConfiguration->ALSMaxTPS > throttleIntent;
 }
 
+bool AntilagSystemBase::isInsideALSTimerCondition() {
+	auto ALStime = ALStimer.getElapsedSeconds();
+
+	return ALStime < engineConfiguration->ALSMaxDuration;
+}
+
 bool AntilagSystemBase::isAntilagConditionMet(int rpm) {
 
 
@@ -68,19 +74,23 @@ bool AntilagSystemBase::isAntilagConditionMet(int rpm) {
 	ALSMaxCLTCondition = isALSMaxCLTCondition();
 	ALSMaxThrottleIntentCondition = isALSMaxThrottleIntentCondition();
 	ALSSwitchCondition = isInsideALSSwitchCondition();
+	ALSTimerCondition = isInsideALSTimerCondition();
 
 	return ALSMinRPMCondition &&
 	    ALSMaxRPMCondition &&
 	    ALSMinCLTCondition &&
 	    ALSMaxCLTCondition &&
 	    ALSMaxThrottleIntentCondition &&
-	    ALSSwitchCondition;
+	    ALSSwitchCondition &&
+		ALSTimerCondition;
 }
 
 void AntilagSystemBase::update() {
 	int rpm = Sensor::getOrZero(SensorType::Rpm);
     isAntilagCondition = engineConfiguration->antiLagEnabled && isAntilagConditionMet(rpm);
 
+	if (!ALSMinRPMCondition) {ALStimer.reset();}
+
 #if EFI_ANTILAG_SYSTEM
 	fuelALSCorrection = getFuelALSCorrection(rpm);
 #endif // EFI_ANTILAG_SYSTEM
diff --git a/firmware/controllers/algo/antilag_system.h b/firmware/controllers/algo/antilag_system.h
index 179ec50174..6006591db0 100644
--- a/firmware/controllers/algo/antilag_system.h
+++ b/firmware/controllers/algo/antilag_system.h
@@ -22,6 +22,7 @@ public:
 	bool isALSMaxCLTCondition() const;
 	bool isALSMaxThrottleIntentCondition() const;
 	bool isInsideALSSwitchCondition();
+	bool isInsideALSTimerCondition();
     /* enabled and all conditions above */
 	bool isAntilagConditionMet(int rpm);
 };