diff --git a/package.json b/package.json
index 560818d..752f867 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
     "jquery-mousewheel": "^3.1.13",
     "jquery-ui": "^1.12.1",
     "js-cookie": "^2.1.3",
-    "js-sequence-diagrams": "^1000000.0.6",
+    "js-sequence-diagrams": "git+https://github.com/codimd/js-sequence-diagrams.git",
     "js-url": "^2.3.0",
     "js-yaml": "^3.13.1",
     "jsdom-nogyp": "^0.8.3",