diff --git a/tecs/tecs.cpp b/tecs/tecs.cpp
index 9255ce0cd2..dd9809db1b 100644
--- a/tecs/tecs.cpp
+++ b/tecs/tecs.cpp
@@ -74,7 +74,7 @@ void TECS::update_vehicle_state_estimates(float airspeed, const matrix::Dcmf &ro
 	}
 
 	if (reset_altitude) {
-		_states_initalized = false;
+		_states_initialized = false;
 	}
 
 	_state_update_timestamp = now;
@@ -100,7 +100,7 @@ void TECS::update_vehicle_state_estimates(float airspeed, const matrix::Dcmf &ro
 	}
 
 	if (!_in_air) {
-		_states_initalized = false;
+		_states_initialized = false;
 	}
 
 }
@@ -477,7 +477,7 @@ void TECS::_update_pitch_setpoint()
 void TECS::_initialize_states(float pitch, float throttle_cruise, float baro_altitude, float pitch_min_climbout,
 			      float EAS2TAS)
 {
-	if (_pitch_update_timestamp == 0 || _dt > DT_MAX || !_in_air || !_states_initalized) {
+	if (_pitch_update_timestamp == 0 || _dt > DT_MAX || !_in_air || !_states_initialized) {
 		// On first time through or when not using TECS of if there has been a large time slip,
 		// states must be reset to allow filters to a clean start
 		_vert_vel_state = 0.0f;
@@ -525,7 +525,7 @@ void TECS::_initialize_states(float pitch, float throttle_cruise, float baro_alt
 		_uncommanded_descent_recovery = false;
 	}
 
-	_states_initalized = true;
+	_states_initialized = true;
 }
 
 void TECS::_update_STE_rate_lim()
diff --git a/tecs/tecs.h b/tecs/tecs.h
index 7466f46496..03660564b4 100644
--- a/tecs/tecs.h
+++ b/tecs/tecs.h
@@ -89,7 +89,7 @@ public:
 	float get_pitch_setpoint() { return _pitch_setpoint; }
 	float get_speed_weight() { return _pitch_speed_weight; }
 
-	void reset_state() { _states_initalized = false; }
+	void reset_state() { _states_initialized = false; }
 
 	enum ECL_TECS_MODE {
 		ECL_TECS_MODE_NORMAL = 0,
@@ -270,7 +270,7 @@ private:
 	bool _uncommanded_descent_recovery{false};			///< true when a continuous descent caused by an unachievable airspeed demand has been detected
 	bool _climbout_mode_active{false};				///< true when in climbout mode
 	bool _airspeed_enabled{false};					///< true when airspeed use has been enabled
-	bool _states_initalized{false};					///< true when TECS states have been iniitalized
+	bool _states_initialized{false};					///< true when TECS states have been iniitalized
 	bool _in_air{false};						///< true when the vehicle is flying
 
 	/**