diff --git a/compiler/options.pas b/compiler/options.pas
index 91888e940a..17fc721b93 100644
--- a/compiler/options.pas
+++ b/compiler/options.pas
@@ -1891,6 +1891,7 @@ begin
   def_system_macro('FPC_HASFIXED64BITVARIANT');
   def_system_macro('FPC_HASINTERNALOLEVARIANT2VARIANTCAST');
   def_system_macro('FPC_HAS_VARSETS');
+  def_system_macro('FPC_HAS_VALGRINDBOOL');
 {$ifdef x86}
   def_system_macro('INTERNAL_BACKTRACE');
 {$endif}