Avoid a few warnings during build.

1 files changed, 2 insertions, 2 deletions

diff --git a/hdl/top.sv b/hdl/top.sv
index d765beb..4fe4130 100644
--- a/hdl/top.sv
+++ b/hdl/top.sv
@@ -38,11 +38,11 @@ module top
 
     bit         ram_rwds_oe;
     bit         ram_rwds_out;
-    assign ram_rwds = ram_rwds_oe ? ram_rwds_out : 'bZ;
+    assign ram_rwds = ram_rwds_oe ? ram_rwds_out : 1'bZ;
 
     bit         ram_data_oe;
     bit [7:0]   ram_data_out;
-    assign ram_data = ram_data_oe ? ram_data_out : 'bZ;
+    assign ram_data = ram_data_oe ? ram_data_out : 8'bZ;
 
     alt_jtag_atlantic
         #(  .INSTANCE_ID(0)