diff --git a/lib/models/event.js b/lib/models/event.js
index c2c1d4d54..bcdb47644 100644
--- a/lib/models/event.js
+++ b/lib/models/event.js
@@ -21,8 +21,6 @@ limitations under the License.
  * @module models/event
  */
 
-var utils = require("../utils");
-
 /**
  * Enum for event statuses.
  * @readonly