diff --git a/src/libxl/libxl_conf.c b/src/libxl/libxl_conf.c
index fccada5aec22dab8383cd34e05826eba3112e2c9..35b1d04ad01fa2dd76d6a40899672c4949389f38 100644
--- a/src/libxl/libxl_conf.c
+++ b/src/libxl/libxl_conf.c
@@ -1283,6 +1283,8 @@ libxlMakeVfb(virPortAllocatorPtr graphicsports,
                 if (VIR_STRDUP(x_vfb->vnc.listen, listenAddr) < 0)
                     return -1;
             }
+            if (VIR_STRDUP(x_vfb->vnc.passwd, l_vfb->data.vnc.auth.passwd) < 0)
+                return -1;
             if (VIR_STRDUP(x_vfb->keymap, l_vfb->data.vnc.keymap) < 0)
                 return -1;
             break;