diff --git a/src/my_source_loc.hpp b/src/my_source_loc.hpp
index 38182267c..105b169f9 100644
--- a/src/my_source_loc.hpp
+++ b/src/my_source_loc.hpp
@@ -2,16 +2,8 @@
 #ifndef _MY_SOURCE_LOC_HPP_
 #define _MY_SOURCE_LOC_HPP_
 
-#if defined(__cpp_lib_source_location) && (__cpp_lib_source_location >= 201907L)
-#include <source_location>
-// Feature test macros https://en.cppreference.com/w/cpp/feature_test
-#define SRC_FILE_NAME (std::source_location::current().file_name())
-#define SRC_FUNC_NAME (std::source_location::current().function_name())
-#define SRC_LINE_NUM  (std::source_location::current().line())
-#else
 #define SRC_FILE_NAME __FILE__
 #define SRC_FUNC_NAME __PRETTY_FUNCTION__
 #define SRC_LINE_NUM  __LINE__
-#endif
 
 #endif // _MY_SOURCE_LOC_HPP_