diff --git a/src/control/PathFind.h b/src/control/PathFind.h
index a4bb02a2..d2799f87 100644
--- a/src/control/PathFind.h
+++ b/src/control/PathFind.h
@@ -138,7 +138,7 @@ struct CCarPathLink
 	int16 pathNodeIndex;
 	int8 numLeftLanes;
 	int8 numRightLanes;
-	int8 trafficLightType;
+	uint8 trafficLightType;
 
 	uint8 bBridgeLights : 1;
 	// more?