diff --git a/src/tools/map_convert_07.cpp b/src/tools/map_convert_07.cpp
index 0c4126eb3..7bb596703 100644
--- a/src/tools/map_convert_07.cpp
+++ b/src/tools/map_convert_07.cpp
@@ -222,6 +222,7 @@ int main(int argc, const char **argv)
 	int i = 0;
 	for(int Index = 0; Index < g_DataReader.NumItems(); Index++)
 	{
+		g_DataReader.GetItem(Index, &Type, &ID);
 		if(Type == MAPITEMTYPE_IMAGE)
 			g_aImageIDs[i++] = Index;
 	}