diff --git a/src/eth/rtl/taxi_eth_phy_1g_basex_an.sv b/src/eth/rtl/taxi_eth_phy_1g_basex_an.sv
index 792d872..1704c7c 100644
--- a/src/eth/rtl/taxi_eth_phy_1g_basex_an.sv
+++ b/src/eth/rtl/taxi_eth_phy_1g_basex_an.sv
@@ -198,6 +198,7 @@ always_comb begin
                 end
             end else begin
                 // AN disabled
+                an_sgmii_mode_next = 1'b0;
                 state_next = STATE_START;
             end
         end