diff --git a/rtl/eth_mac_10g_fifo.v b/rtl/eth_mac_10g_fifo.v
index 45b0331e..8d3c2156 100644
--- a/rtl/eth_mac_10g_fifo.v
+++ b/rtl/eth_mac_10g_fifo.v
@@ -227,7 +227,7 @@ always @(posedge rx_clk or posedge rx_rst) begin
     if (rx_rst) begin
         rx_sync_reg_1 <= 2'd0;
     end else begin
-        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_frame_int, rx_error_bad_frame_int};
+        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_fcs_int, rx_error_bad_frame_int};
     end
 end
 
diff --git a/rtl/eth_mac_1g_fifo.v b/rtl/eth_mac_1g_fifo.v
index ab20e778..c825bbc3 100644
--- a/rtl/eth_mac_1g_fifo.v
+++ b/rtl/eth_mac_1g_fifo.v
@@ -166,7 +166,7 @@ always @(posedge rx_clk or posedge rx_rst) begin
     if (rx_rst) begin
         rx_sync_reg_1 <= 2'd0;
     end else begin
-        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_frame_int, rx_error_bad_frame_int};
+        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_fcs_int, rx_error_bad_frame_int};
     end
 end
 
diff --git a/rtl/eth_mac_1g_gmii_fifo.v b/rtl/eth_mac_1g_gmii_fifo.v
index 75fb2b16..60013aae 100644
--- a/rtl/eth_mac_1g_gmii_fifo.v
+++ b/rtl/eth_mac_1g_gmii_fifo.v
@@ -178,7 +178,7 @@ always @(posedge rx_clk or posedge rx_rst) begin
     if (rx_rst) begin
         rx_sync_reg_1 <= 2'd0;
     end else begin
-        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_frame_int, rx_error_bad_frame_int};
+        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_fcs_int, rx_error_bad_frame_int};
     end
 end
 
diff --git a/rtl/eth_mac_1g_rgmii_fifo.v b/rtl/eth_mac_1g_rgmii_fifo.v
index be235fa4..8d8d1a64 100644
--- a/rtl/eth_mac_1g_rgmii_fifo.v
+++ b/rtl/eth_mac_1g_rgmii_fifo.v
@@ -178,7 +178,7 @@ always @(posedge rx_clk or posedge rx_rst) begin
     if (rx_rst) begin
         rx_sync_reg_1 <= 2'd0;
     end else begin
-        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_frame_int, rx_error_bad_frame_int};
+        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_fcs_int, rx_error_bad_frame_int};
     end
 end
 
diff --git a/rtl/eth_mac_mii_fifo.v b/rtl/eth_mac_mii_fifo.v
index e6040db7..7f2e0508 100644
--- a/rtl/eth_mac_mii_fifo.v
+++ b/rtl/eth_mac_mii_fifo.v
@@ -171,7 +171,7 @@ always @(posedge rx_clk or posedge rx_rst) begin
     if (rx_rst) begin
         rx_sync_reg_1 <= 2'd0;
     end else begin
-        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_frame_int, rx_error_bad_frame_int};
+        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_error_bad_fcs_int, rx_error_bad_frame_int};
     end
 end
 
diff --git a/rtl/eth_mac_phy_10g_fifo.v b/rtl/eth_mac_phy_10g_fifo.v
index ab498d5a..dd6c96a6 100644
--- a/rtl/eth_mac_phy_10g_fifo.v
+++ b/rtl/eth_mac_phy_10g_fifo.v
@@ -243,7 +243,7 @@ always @(posedge rx_clk or posedge rx_rst) begin
     if (rx_rst) begin
         rx_sync_reg_1 <= 5'd0;
     end else begin
-        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_high_ber_int, rx_block_lock_int, rx_bad_block_int, rx_error_bad_frame_int, rx_error_bad_frame_int};
+        rx_sync_reg_1 <= rx_sync_reg_1 ^ {rx_high_ber_int, rx_block_lock_int, rx_bad_block_int, rx_error_bad_fcs_int, rx_error_bad_frame_int};
     end
 end