diff --git a/src/script/lua_api/l_mainmenu.cpp b/src/script/lua_api/l_mainmenu.cpp
index 9a64bd0ab..2557f448a 100644
--- a/src/script/lua_api/l_mainmenu.cpp
+++ b/src/script/lua_api/l_mainmenu.cpp
@@ -761,7 +761,7 @@ int ModApiMainMenu::l_extract_zip(lua_State *L)
 
 		io::IFileSystem *fs = RenderingEngine::get_filesystem();
 
-		if (!fs->addFileArchive(zipfile,true,false,io::EFAT_ZIP)) {
+		if (!fs->addFileArchive(zipfile, false, false, io::EFAT_ZIP)) {
 			lua_pushboolean(L,false);
 			return 1;
 		}