diff --git a/ArduCopter/Copter.cpp b/ArduCopter/Copter.cpp
index fe74c38820..0e50c5d00d 100644
--- a/ArduCopter/Copter.cpp
+++ b/ArduCopter/Copter.cpp
@@ -66,9 +66,6 @@ Copter::Copter(void)
     mainLoop_count(0),
     rtl_loiter_start_time(0),
     auto_trim_counter(0),
-#if SPRAYER == ENABLED
-    sprayer(&inertial_nav),
-#endif
 #if PARACHUTE == ENABLED
     parachute(relay),
 #endif
diff --git a/ArduCopter/Copter.h b/ArduCopter/Copter.h
index a0c9315f3f..e5c42000d8 100644
--- a/ArduCopter/Copter.h
+++ b/ArduCopter/Copter.h
@@ -571,7 +571,7 @@ private:
 
     // Crop Sprayer
 #if SPRAYER == ENABLED
-    AC_Sprayer sprayer;
+    AC_Sprayer sprayer = AC_Sprayer::create(&inertial_nav);
 #endif
 
     // Parachute release