diff --git a/util/network/src/discovery.rs b/util/network/src/discovery.rs
index d9cd7a4d7..0aa775031 100644
--- a/util/network/src/discovery.rs
+++ b/util/network/src/discovery.rs
@@ -551,6 +551,7 @@ impl Discovery {
 mod tests {
 	use super::*;
 	use util::hash::*;
+	use util::sha3::*;
 	use std::net::*;
 	use node_table::*;
 	use std::str::FromStr;