diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3b091a22..eca14815 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,13 +17,13 @@ cmake_minimum_required(VERSION 3.11)  # for FetchContent
 project(torchopt LANGUAGES CXX)
 
 include(FetchContent)
-set(PYBIND11_VERSION v2.10.3)
+set(PYBIND11_VERSION v2.11.1)
 
 if(NOT CMAKE_BUILD_TYPE)
     set(CMAKE_BUILD_TYPE Release)
 endif()
 
-set(CMAKE_CXX_STANDARD 14)
+set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
 find_package(Threads REQUIRED)           # -pthread