diff --git a/package.json b/package.json
index bbc74c970..61f54e610 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
   "homepage": "https://github.com/ckeditor/ckeditor5-mermaid",
   "bugs": "https://github.com/ckeditor/ckeditor5-mermaid/issues",
   "engines": {
-    "node": ">=12.0.0",
+    "node": ">=14.0.0",
     "npm": ">=5.7.1"
   },
   "files": [
@@ -85,4 +85,4 @@
       "pre-commit": "lint-staged"
     }
   }
-}
\ No newline at end of file
+}