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-rw-r--r--src/newgrf.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/newgrf.cpp b/src/newgrf.cpp
index 35f41bb19..c5af46506 100644
--- a/src/newgrf.cpp
+++ b/src/newgrf.cpp
@@ -2638,7 +2638,7 @@ static ChangeInfoResult IndustriesChangeInfo(uint indid, int numinfo, int prop,
case 0x24: // name for nearby station
indsp->station_name = buf->ReadWord();
- _string_to_grf_mapping[&indsp->station_name] = _cur_grffile->grfid;
+ if (indsp->station_name != STR_NULL) _string_to_grf_mapping[&indsp->station_name] = _cur_grffile->grfid;
break;
default: