diff --git a/package.json b/package.json
index 42d86ad0..74a605a3 100644
--- a/package.json
+++ b/package.json
@@ -56,6 +56,7 @@
     "pdfobject": "^2.3.0",
     "qrcodejs2": "^0.0.2",
     "screenfull": "^6.0.2",
+    "sortablejs": "^1.15.5",
     "streamsaver": "^2.0.6",
     "svg-sprite-loader": "^4.1.3",
     "svgo": "^1.2.2",