diff --git a/src/project.v b/src/project.v
index 0a3d320..cd6f740 100644
--- a/src/project.v
+++ b/src/project.v
@@ -21,4 +21,7 @@ module tt_um_example (
   assign uio_out = 0;
   assign uio_oe  = 0;
 
+  // List all unused inputs to prevent warnings
+  wire _unused = &{ena, clk, rst_n, 1'b0};
+
 endmodule