diff --git a/eth/common/eth_times.nim b/eth/common/eth_times.nim
index 9243eb7..fda8e9f 100644
--- a/eth/common/eth_times.nim
+++ b/eth/common/eth_times.nim
@@ -14,7 +14,7 @@ import
 type
   EthTime* = distinct uint64
 
-func now*(_: type EthTime): EthTime =
+proc now*(_: type EthTime): EthTime =
   getTime().utc.toTime.toUnix.EthTime
 
 func `+`*(a: EthTime, b: EthTime): EthTime =