diff --git a/src/address/address.go b/src/address/address.go
index 7add23ac..0e2400ed 100644
--- a/src/address/address.go
+++ b/src/address/address.go
@@ -64,7 +64,7 @@ func AddrForKey(publicKey ed25519.PublicKey) *Address {
 		buf[idx] = ^buf[idx]
 	}
 	var addr Address
-	var temp []byte
+	var temp = make([]byte, 0, 32)
 	done := false
 	ones := byte(0)
 	bits := byte(0)