diff --git a/contrib/raftexample/raft.go b/contrib/raftexample/raft.go
index f26c0bb40..08fba7251 100644
--- a/contrib/raftexample/raft.go
+++ b/contrib/raftexample/raft.go
@@ -33,6 +33,8 @@ import (
 	"github.com/coreos/etcd/raftsnap"
 	"github.com/coreos/etcd/wal"
 	"github.com/coreos/etcd/wal/walpb"
+
+	"go.uber.org/zap"
 )
 
 // A key-value stream backed by raft
@@ -201,7 +203,7 @@ func (rc *raftNode) openWAL(snapshot *raftpb.Snapshot) *wal.WAL {
 			log.Fatalf("raftexample: cannot create dir for wal (%v)", err)
 		}
 
-		w, err := wal.Create(rc.waldir, nil)
+		w, err := wal.Create(zap.NewExample(), rc.waldir, nil)
 		if err != nil {
 			log.Fatalf("raftexample: create wal error (%v)", err)
 		}
@@ -213,7 +215,7 @@ func (rc *raftNode) openWAL(snapshot *raftpb.Snapshot) *wal.WAL {
 		walsnap.Index, walsnap.Term = snapshot.Metadata.Index, snapshot.Metadata.Term
 	}
 	log.Printf("loading WAL at term %d and index %d", walsnap.Term, walsnap.Index)
-	w, err := wal.Open(rc.waldir, walsnap)
+	w, err := wal.Open(zap.NewExample(), rc.waldir, walsnap)
 	if err != nil {
 		log.Fatalf("raftexample: error loading wal (%v)", err)
 	}
@@ -261,7 +263,7 @@ func (rc *raftNode) startRaft() {
 			log.Fatalf("raftexample: cannot create dir for snapshot (%v)", err)
 		}
 	}
-	rc.snapshotter = raftsnap.New(rc.snapdir)
+	rc.snapshotter = raftsnap.New(zap.NewExample(), rc.snapdir)
 	rc.snapshotterReady <- rc.snapshotter
 
 	oldwal := wal.Exist(rc.waldir)
@@ -291,6 +293,7 @@ func (rc *raftNode) startRaft() {
 	}
 
 	rc.transport = &rafthttp.Transport{
+		Logger:      zap.NewExample(),
 		ID:          types.ID(rc.id),
 		ClusterID:   0x1000,
 		Raft:        rc,
diff --git a/tools/benchmark/cmd/mvcc.go b/tools/benchmark/cmd/mvcc.go
index 3da8679b1..0e85d4b41 100644
--- a/tools/benchmark/cmd/mvcc.go
+++ b/tools/benchmark/cmd/mvcc.go
@@ -18,6 +18,8 @@ import (
 	"os"
 	"time"
 
+	"go.uber.org/zap"
+
 	"github.com/coreos/etcd/lease"
 	"github.com/coreos/etcd/mvcc"
 	"github.com/coreos/etcd/mvcc/backend"
@@ -36,7 +38,7 @@ func initMVCC() {
 	bcfg := backend.DefaultBackendConfig()
 	bcfg.Path, bcfg.BatchInterval, bcfg.BatchLimit = "mvcc-bench", time.Duration(batchInterval)*time.Millisecond, batchLimit
 	be := backend.New(bcfg)
-	s = mvcc.NewStore(be, &lease.FakeLessor{}, nil)
+	s = mvcc.NewStore(zap.NewExample(), be, &lease.FakeLessor{}, nil)
 	os.Remove("mvcc-bench") // boltDB has an opened fd, so removing the file is ok
 }
 
diff --git a/tools/etcd-dump-logs/main.go b/tools/etcd-dump-logs/main.go
index c1a1e2bb8..6ac060b23 100644
--- a/tools/etcd-dump-logs/main.go
+++ b/tools/etcd-dump-logs/main.go
@@ -28,6 +28,8 @@ import (
 	"github.com/coreos/etcd/raftsnap"
 	"github.com/coreos/etcd/wal"
 	"github.com/coreos/etcd/wal/walpb"
+
+	"go.uber.org/zap"
 )
 
 func main() {
@@ -57,7 +59,7 @@ func main() {
 		walsnap.Index = *index
 	} else {
 		if *snapfile == "" {
-			ss := raftsnap.New(snapDir(dataDir))
+			ss := raftsnap.New(zap.NewExample(), snapDir(dataDir))
 			snapshot, err = ss.Load()
 		} else {
 			snapshot, err = raftsnap.Read(filepath.Join(snapDir(dataDir), *snapfile))
@@ -77,7 +79,7 @@ func main() {
 		fmt.Println("Start dupmping log entries from snapshot.")
 	}
 
-	w, err := wal.OpenForRead(walDir(dataDir), walsnap)
+	w, err := wal.OpenForRead(zap.NewExample(), walDir(dataDir), walsnap)
 	if err != nil {
 		log.Fatalf("Failed opening WAL: %v", err)
 	}