diff --git a/libraries/AP_Limits/AP_Limit_GPSLock.h b/libraries/AP_Limits/AP_Limit_GPSLock.h
index 47bd48c3b2f..8394abcbf80 100644
--- a/libraries/AP_Limits/AP_Limit_GPSLock.h
+++ b/libraries/AP_Limits/AP_Limit_GPSLock.h
@@ -10,24 +10,24 @@
 #include <AP_Limit_Module.h>
 
 #ifndef GPS_h
-#include <GPS.h>
+ #include <GPS.h>
 #endif
 
 #ifndef AP_Limit_GPSLock_H
-#define  AP_Limit_GPSLock_H
+ #define  AP_Limit_GPSLock_H
 #endif  // AP_Limit_GPSLock_H
 
-class AP_Limit_GPSLock: public AP_Limit_Module {
+class AP_Limit_GPSLock : public AP_Limit_Module {
 
 public:
-	AP_Limit_GPSLock(GPS *&gps);
-	bool init();
-	bool triggered();
+    AP_Limit_GPSLock(GPS *&gps);
+    bool        init();
+    bool        triggered();
 
-	static const struct AP_Param::GroupInfo var_info[];
+    static const struct AP_Param::GroupInfo         var_info[];
 
 protected:
-	GPS			*&_gps;
+    GPS *&                                          _gps;
 
 
 };