diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index bdcfa768..612d2a30 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -3501,8 +3501,7 @@
     "isstream": {
       "version": "0.1.2",
       "from": "isstream@>=0.1.1 <0.2.0",
-      "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz",
-      "dev": true
+      "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz"
     },
     "jju": {
       "version": "1.3.0",
@@ -4234,11 +4233,6 @@
               "from": "isarray@>=1.0.0 <1.1.0",
               "resolved": "https://registry.npmjs.org/isarray/-/isarray-1.0.0.tgz"
             },
-            "isstream": {
-              "version": "0.1.2",
-              "from": "isstream@>=0.1.2 <0.2.0",
-              "resolved": "https://registry.npmjs.org/isstream/-/isstream-0.1.2.tgz"
-            },
             "jodid25519": {
               "version": "1.0.2",
               "from": "jodid25519@>=1.0.0 <2.0.0",