@@ -8,6 +8,7 @@
"devDependencies": {
"@ckeditor/ckeditor5-dev-lint": "^2.0.0",
"@ckeditor/ckeditor5-core": "*",
+ "@ckeditor/ckeditor5-engine": "*",
"del": "^2.2.0",
"gulp": "^3.9.0",
"guppy-pre-commit": "^0.4.0",