diff --git a/projects/daq2/zc706/system_top.v b/projects/daq2/zc706/system_top.v
index c789096e5..999f6866f 100644
--- a/projects/daq2/zc706/system_top.v
+++ b/projects/daq2/zc706/system_top.v
@@ -135,6 +135,7 @@ module system_top (
   spi_sdio,
   spi_dir);
 
+  input           sys_rst;
   input           sys_clk_p;
   input           sys_clk_n;