diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 66642232b282..e2fbe111f849 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -4104,6 +4104,12 @@ int ice_vsi_recfg_qs(struct ice_vsi *vsi, int new_rx, int new_tx, bool locked)
 	}
 	ice_pf_dcb_recfg(pf, locked);
 	ice_vsi_open(vsi);
+	/* Rx rings are reallocated during VSI rebuild and lose their ptp_rx
+	 * flag. Restore timestamp mode so newly allocated rings are set up
+	 * for hardware Rx timestamping.
+	 */
+	if (test_bit(ICE_FLAG_PTP_SUPPORTED, pf->flags))
+		ice_ptp_restore_timestamp_mode(pf);
 	goto done;
 
 rebuild_err: