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-rw-r--r--src/newgrf_engine.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/newgrf_engine.cpp b/src/newgrf_engine.cpp
index 876ce6cb0..b56ae766a 100644
--- a/src/newgrf_engine.cpp
+++ b/src/newgrf_engine.cpp
@@ -582,7 +582,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
* B - current wagon to next wagon, 0 if wagon is last
* T - previous wagon to next wagon, 0 in an S-bend
*/
- if (v->type != VEH_TRAIN) return 0;
+ if (v->type != VEH_TRAIN && v->type != VEH_ROAD) return 0;
const Vehicle *u_p = v->Previous();
const Vehicle *u_n = v->Next();