diff --git a/package.json b/package.json
index 0797fa5..b3f133b 100644
--- a/package.json
+++ b/package.json
@@ -3002,6 +3002,9 @@
     "busboy": {
       "version": "*"
     },
+    "butterfly-extsrc": {
+      "version": "*"
+    },
     "bwip-js": {
       "version": "*"
     },