diff --git a/projects/adrv9009/zcu102/system_top.v b/projects/adrv9009/zcu102/system_top.v
index 136751806..92c68b1fc 100644
--- a/projects/adrv9009/zcu102/system_top.v
+++ b/projects/adrv9009/zcu102/system_top.v
@@ -134,7 +134,11 @@ module system_top (
     .I (ref_clk1_p),
     .IB (ref_clk1_n),
     .O (ref_clk1),
-    .ODIV2 ());
+    .ODIV2 (ref_clk1_odiv2));
+
+  BUFG_GT i_bufg_ref_clk (
+    .I (ref_clk1_odiv2),
+    .O (ref_clk1_bufg));
 
   OBUFDS i_obufds_rx_sync (
     .I (rx_sync),
@@ -245,7 +249,8 @@ module system_top (
     .tx_data_3_p (tx_data_p[3]),
     .tx_ref_clk_0 (ref_clk1),
     .tx_sync_0 (tx_sync),
-    .tx_sysref_0 (sysref));
+    .tx_sysref_0 (sysref),
+    .ref_clk (ref_clk1_bufg));
 
 endmodule