1 files changed, 1 insertions, 0 deletions
diff --git a/nim/condsyms.pas b/nim/condsyms.pas
index c018a37ea..9c5d64d4b 100644
--- a/nim/condsyms.pas
+++ b/nim/condsyms.pas
@@ -102,6 +102,7 @@ begin
   case targetCPU of
     cpuI386: DefineSymbol('x86');
     cpuIa64: DefineSymbol('itanium');
+    cpuAmd64: DefineSymbol('x8664');
     else begin end
   end;
   case targetOS of