diff --git a/compiler/raatt.pas b/compiler/raatt.pas
index 4deeffea45..f9aa5dd298 100644
--- a/compiler/raatt.pas
+++ b/compiler/raatt.pas
@@ -1723,7 +1723,12 @@ unit raatt;
         else
          begin
            oper.opr.typ:=OPR_CONSTANT;
-           oper.opr.val:=l;
+           { cast properly to avoid a range check error }
+{$if defined(AVR) or defined(i8086)}
+           oper.opr.val:=longint(l);
+{$else}
+           oper.opr.val:=aint(l);
+{$endif}
          end;
       end;