diff --git a/src/services/crypto.service.ts b/src/services/crypto.service.ts
index 6761a89edf..84391897f8 100644
--- a/src/services/crypto.service.ts
+++ b/src/services/crypto.service.ts
@@ -483,6 +483,7 @@ export class CryptoService implements CryptoServiceInterface {
         const theKey = this.resolveLegacyKey(encType, keyForEnc);
 
         if (theKey.macKey != null && macBytes == null) {
+            // tslint:disable-next-line
             console.error('macBytes required.');
             return null;
         }