diff --git a/src/BMW_E65.cpp b/src/BMW_E65.cpp
index 1243d9e4..9f2aa526 100644
--- a/src/BMW_E65.cpp
+++ b/src/BMW_E65.cpp
@@ -371,7 +371,7 @@ void BMW_E65::Engine_Data()
 
 }
 
-bool BMW_E65::GetGear(Vehicle::gear& outGear)
+bool BMW_E65::GetGear(Vehicle::gear& outGear __attribute__((unused)))
 {
     return false;
 }