diff --git a/package.json b/package.json
index 1403d66e..e2a9503b 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,6 @@
     "eslint-plugin-bpmn-io": "^0.5.2",
     "execa": "^0.8.0",
     "istanbul-instrumenter-loader": "^3.0.1",
-    "jsondiffpatch": "^0.1.26",
     "karma": "^2.0.5",
     "karma-chrome-launcher": "^2.1.1",
     "karma-coverage": "^1.1.2",