diff --git a/src/Generating/Prefab.cpp b/src/Generating/Prefab.cpp
index e41907325..2ab1455b9 100644
--- a/src/Generating/Prefab.cpp
+++ b/src/Generating/Prefab.cpp
@@ -108,6 +108,9 @@ static const cPrefab::sDef g_TestPrefabDef =
 
 	// AddWeightIfSame:
 	1000,
+	
+	// MoveToGround:
+	false,
 };
 
 static cPrefab g_TestPrefab(g_TestPrefabDef);