diff --git a/src/crypto/verification/Base.js b/src/crypto/verification/Base.js
index 4b1b1f15a..5662fe348 100644
--- a/src/crypto/verification/Base.js
+++ b/src/crypto/verification/Base.js
@@ -21,6 +21,7 @@ limitations under the License.
 
 import {MatrixEvent} from '../../models/event';
 import {EventEmitter} from 'events';
+import logger from '../../logger';
 
 export default class VerificationBase extends EventEmitter {
     /**