diff --git a/compiler/options.pas b/compiler/options.pas
index a54e1e17af..57fefd6fbf 100644
--- a/compiler/options.pas
+++ b/compiler/options.pas
@@ -3598,7 +3598,7 @@ procedure read_arguments(cmd:TCmdStr);
       {$endif i8086 or avr}
       { abs(long) is handled internally on all CPUs }
         def_system_macro('FPC_HAS_INTERNAL_ABS_LONG');
-      {$if defined(i8086) or defined(i386) or defined(x86_64) or defined(powerpc64) or defined(cpuaarch64)}
+      {$if defined(i8086) or defined(i386) or defined(x86_64) or defined(powerpc64) or defined(aarch64)}
         def_system_macro('FPC_HAS_INTERNAL_ABS_INT64');
       {$endif i8086 or i386 or x86_64 or powerpc64 or aarch64}