1 files changed, 1 insertions, 1 deletions
diff --git a/src/map.h b/src/map.h
index 3833cceb4..31001e4c3 100644
--- a/src/map.h
+++ b/src/map.h
@@ -50,7 +50,7 @@ class NodeMetadata;
 class IGameDef;
 class IRollbackReportSink;
 class EmergeManager;
-class BlockMakeData;
+struct BlockMakeData;
 
 
 /*