diff --git a/CMakeLists.txt b/CMakeLists.txt
index af02a4b55c..0a4b8ac59d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -146,8 +146,6 @@ else ()
     else ()
         set(PIE_FLAG "-fpie")
     endif ()
-
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++17")
 endif ()
 
 # Defines