diff --git a/src/lib/package.json b/src/lib/package.json
index 678321a..056a0ca 100644
--- a/src/lib/package.json
+++ b/src/lib/package.json
@@ -14,7 +14,7 @@
   },
   "dependencies": {
     "codemirror-minified": "5.54.0",
-    "jointjs": "3.2.0",
+    "jointjs": "3.4.1",
     "ts-disposables": "2.2.3"
   },
   "peerDependencies": {