diff --git a/libraries/AP_GPS/AP_GPS.cpp b/libraries/AP_GPS/AP_GPS.cpp
index c51f5f1487..8344693295 100644
--- a/libraries/AP_GPS/AP_GPS.cpp
+++ b/libraries/AP_GPS/AP_GPS.cpp
@@ -943,7 +943,7 @@ bool AP_GPS::all_consistent(float &distance) const
 }
 
 // pre-arm check of GPS blending.  True means healthy or that blending is not being used
-bool AP_GPS::blend_healthy() const
+bool AP_GPS::blend_health_check() const
 {
     return (_blend_health_counter < 50);
 }
diff --git a/libraries/AP_GPS/AP_GPS.h b/libraries/AP_GPS/AP_GPS.h
index 486cd731d4..93687c59f6 100644
--- a/libraries/AP_GPS/AP_GPS.h
+++ b/libraries/AP_GPS/AP_GPS.h
@@ -345,8 +345,8 @@ public:
     // pre-arm check that all GPSs are close to each other.  farthest distance between GPSs (in meters) is returned
     bool all_consistent(float &distance) const;
 
-    // pre-arm check of GPS blending.  True means healthy or that blending is not being used
-    bool blend_healthy() const;
+    // pre-arm check of GPS blending.  False if blending is unhealthy, True if healthy or blending is not being used
+    bool blend_health_check() const;
 
     // handle sending of initialisation strings to the GPS - only used by backends
     void send_blob_start(uint8_t instance, const char *_blob, uint16_t size);