diff --git a/etcdctl/ctlv3/command/printer_json.go b/etcdctl/ctlv3/command/printer_json.go
index dbe20ae22..c97fc6987 100644
--- a/etcdctl/ctlv3/command/printer_json.go
+++ b/etcdctl/ctlv3/command/printer_json.go
@@ -84,7 +84,7 @@ func printMemberListWithHexJSON(r clientv3.MemberListResponse) {
 			return
 		}
 		buffer.Write(b)
-		buffer.WriteString(",\"clientURLS\":")
+		buffer.WriteString(",\"clientURLs\":")
 		b, err = json.Marshal(r.Members[i].ClientURLs)
 		if err != nil {
 			return
diff --git a/tests/e2e/ctl_v3_member_test.go b/tests/e2e/ctl_v3_member_test.go
index 480946c5c..1766a0975 100644
--- a/tests/e2e/ctl_v3_member_test.go
+++ b/tests/e2e/ctl_v3_member_test.go
@@ -127,7 +127,7 @@ func memberListWithHexTest(cx ctlCtx) {
 			cx.t.Fatalf("Unexpected member peerURLs, expected %v, got %v", resp.Members[i].PeerURLs, hexResp.Members[i].PeerURLs)
 		}
 		if !reflect.DeepEqual(resp.Members[i].ClientURLs, hexResp.Members[i].ClientURLs) {
-			cx.t.Fatalf("Unexpected member clientURLS, expected %v, got %v", resp.Members[i].ClientURLs, hexResp.Members[i].ClientURLs)
+			cx.t.Fatalf("Unexpected member clientURLs, expected %v, got %v", resp.Members[i].ClientURLs, hexResp.Members[i].ClientURLs)
 		}
 	}
 }