diff --git a/libraries/AC_PrecLand/AC_PrecLand_SITL.h b/libraries/AC_PrecLand/AC_PrecLand_SITL.h
index 6821476a54..82e2efc97b 100644
--- a/libraries/AC_PrecLand/AC_PrecLand_SITL.h
+++ b/libraries/AC_PrecLand/AC_PrecLand_SITL.h
@@ -33,7 +33,7 @@ public:
     bool have_los_meas() override;
 
 private:
-    SITL::SITL          *_sitl;                 // sitl instance pointer
+    SITL::SIM           *_sitl;                 // sitl instance pointer
     Vector3f            _los_meas_body;         // unit vector in body frame pointing towards target
     uint32_t            _los_meas_time_ms;      // system time in milliseconds when los was measured
     bool                _have_los_meas;         // true if there is a valid measurement from the camera