diff --git a/packages/graph/src/go32v2/graph.pp b/packages/graph/src/go32v2/graph.pp
index 316e625cea..bbc314da9e 100644
--- a/packages/graph/src/go32v2/graph.pp
+++ b/packages/graph/src/go32v2/graph.pp
@@ -181,9 +181,7 @@ const
 
  Procedure CallInt10(val_ax : word); assembler;
    asm
-{$IFNDEF REGCALL}
-     mov ax,val_ax
-{$ENDIF REGCALL}
+      {# Var val_ax located in register ax }
       push ebp
       push esi
       push edi