diff --git a/doc/langref/test_functions.zig b/doc/langref/test_functions.zig
index 2bb36c575a..7b70961ab3 100644
--- a/doc/langref/test_functions.zig
+++ b/doc/langref/test_functions.zig
@@ -23,8 +23,7 @@ export fn sub(a: i8, b: i8) i8 {
 // dynamically. The quoted identifier after the extern keyword specifies
 // the library that has the function. (e.g. "c" -> libc.so)
 // The callconv specifier changes the calling convention of the function.
-const WINAPI: std.builtin.CallingConvention = if (native_arch == .x86) .Stdcall else .C;
-extern "kernel32" fn ExitProcess(exit_code: u32) callconv(WINAPI) noreturn;
+extern "kernel32" fn ExitProcess(exit_code: u32) callconv(.winapi) noreturn;
 extern "c" fn atan2(a: f64, b: f64) f64;
 
 // The @branchHint builtin can be used to tell the optimizer that a function is rarely called ("cold").