diff --git a/CMLibCompilerFlags.cmake b/CMLibCompilerFlags.cmake
index a68a4ff..7afb7c6 100644
--- a/CMLibCompilerFlags.cmake
+++ b/CMLibCompilerFlags.cmake
@@ -34,25 +34,16 @@ endif()
 # Выбор стандарта по умолчанию (можно переопределить в проекте)
 set(CMAKE_CXX_STANDARD_REQUIRED YES)
 
-check_cxx_compiler_flag(-std=c++17 HAVE_FLAG_STD_CXX17)
-if(HAVE_FLAG_STD_CXX17)
-  set(CMAKE_CXX_STANDARD 17)
-  check_cxx_compiler_flag(-std=gnu++17 HAVE_FLAG_STD_GNUXX17)
-  if(HAVE_FLAG_STD_GNUXX17)
+check_cxx_compiler_flag(-std=c++14 HAVE_FLAG_STD_CXX14)
+if(HAVE_FLAG_STD_CXX14)
+  set(CMAKE_CXX_STANDARD 14)
+  check_cxx_compiler_flag(-std=gnu++14 HAVE_FLAG_STD_GNUXX14)
+  if(HAVE_FLAG_STD_GNUXX14)
     set(CMAKE_CXX_EXTENSIONS YES)
   endif()
 else()
-  check_cxx_compiler_flag(-std=c++14 HAVE_FLAG_STD_CXX14)
-  if(HAVE_FLAG_STD_CXX14)
-    set(CMAKE_CXX_STANDARD 14)
-    check_cxx_compiler_flag(-std=gnu++14 HAVE_FLAG_STD_GNUXX14)
-    if(HAVE_FLAG_STD_GNUXX14)
-      set(CMAKE_CXX_EXTENSIONS YES)
-    endif()
-  else()
-    set(CMAKE_CXX_STANDARD 11)
-    set(CMAKE_CXX_EXTENSIONS YES)
-  endif()
+  set(CMAKE_CXX_STANDARD 11)
+  set(CMAKE_CXX_EXTENSIONS YES)
 endif()
 
 # Common configuration for GCC, clang and Intel.