diff --git a/cluster/doc.go b/cluster/doc.go
index 450e81e6b25122d2d3a77660cd73dd0de2ed8d5d..10ff0e23106cbc7db6ebe18d83941e8c47fbe9e1 100644
--- a/cluster/doc.go
+++ b/cluster/doc.go
@@ -21,6 +21,6 @@ and sharing it with other nodes in the cluster.
 
 A RAFT backed key-value store will maintain a globally consistent
 mapping from a given predicate to the information of the node
-that serves that predicate
+that serves that predicate.
 */
 package cluster
diff --git a/cluster/iplist.go b/cluster/iplist.go
deleted file mode 100644
index 2eae35a3e46989112f843747cccc5e460a11f5d1..0000000000000000000000000000000000000000
--- a/cluster/iplist.go
+++ /dev/null
@@ -1,5 +0,0 @@
-package cluster
-
-type ipList struct {
-	ip string
-}