diff --git a/C/init.c b/C/init.c
index 2d878dda4..f0b3531f5 100755
--- a/C/init.c
+++ b/C/init.c
@@ -887,7 +887,11 @@ InitStdPreds(void)
   Yap_InitCPreds();
   Yap_InitBackCPreds();
   BACKUP_MACHINE_REGS();
+#if YAPOR
+  Yap_InitYaamRegs( worker_id );
+#else
   Yap_InitYaamRegs( 0 );
+#endif
 
 #if HAVE_MPE
   Yap_InitMPE ();