diff --git a/test/tb.v b/test/tb.v
index 8688529..9f5e3da 100644
--- a/test/tb.v
+++ b/test/tb.v
@@ -7,12 +7,12 @@
 module tb ();
 
   // Dump the signals to a VCD file. You can view it with gtkwave.
-  /*
+  
   initial begin
     $dumpfile("tb.vcd");
     $dumpvars(0, tb);
     #1;
-  end*/
+  end
   // Wire up the inputs and outputs:
   reg clk;
   reg rst_n;