diff --git a/lib/emac/src/crc32.vhd b/lib/emac/src/crc32.vhd
index c48cfb5..629b585 100644
--- a/lib/emac/src/crc32.vhd
+++ b/lib/emac/src/crc32.vhd
@@ -50,11 +50,12 @@ begin
 process(clk)
 begin
 	if rising_edge(clk) then
-		crc32_vld	<= not rst and din_vld;
 		if rst = '1' then
 			crc0		<= crc32_init;
+			crc32_vld	<= '0';
 		elsif din_vld = '1' then	
 			crc0		<= crc2;
+			crc32_vld	<= '1';
 		end if;
 	end if;
 end process;