diff --git a/Alice b/Alice
index 23f4aa06..61f0163f 160000
--- a/Alice
+++ b/Alice
@@ -1 +1 @@
-Subproject commit 23f4aa061b85f96557cbdc0c2def475897e3564c
+Subproject commit 61f0163f067521451a59aa053ebf212abd7ae81a
diff --git a/CMakeLists.txt b/CMakeLists.txt
index bc5101d1..143295dd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,7 +20,7 @@ project(SolidDesigner VERSION 1.1.0  LANGUAGES CXX  DESCRIPTION "SolidRender is
 #-----------------------------------------------------------------------------
 
 #设置C++标准
-set(CMAKE_CXX_STANDARD 17)
+set(CMAKE_CXX_STANDARD 20)
 
 # 是否强制要求C++标准为${CMAKE_CXX_STANDARD},如果为OFF则可能使用旧的标准
 set(CMAKE_CXX_STANDARD_REQUIRED YES)