diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5a1a90c..b1a6a84 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.30.5)
 project(conan2_template)
 
-set(CMAKE_CXX_STANDARD 23)
+set(CMAKE_CXX_STANDARD 20)
 
 if ("${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
     include(${CMAKE_CURRENT_SOURCE_DIR}/cmake-build-debug/conan_toolchain.cmake)
@@ -14,5 +14,4 @@ find_package(Boost REQUIRED)
 
 add_executable(App ./src/main.cpp)
 
-
 target_link_libraries(App PRIVATE Boost::boost)
diff --git a/conanfile.txt b/conanfile.txt
index acba59b..aabe523 100644
--- a/conanfile.txt
+++ b/conanfile.txt
@@ -3,4 +3,7 @@ boost/1.87.0
 
 [generators]
 CMakeDeps
-CMakeToolchain
\ No newline at end of file
+CMakeToolchain
+
+[tool_requires]
+b2/5.2.0