diff --git a/Scripts/js-blockchain/package.json b/Scripts/js-blockchain/package.json
index 3a02457..8beb527 100644
--- a/Scripts/js-blockchain/package.json
+++ b/Scripts/js-blockchain/package.json
@@ -15,7 +15,7 @@
     "express": "^4.16.3",
     "js-sha256": "^0.9.0",
     "sjcl": "^1.0.8",
-    "url-parse": "^1.4.0",
+    "url-parse": "^1.5.9",
     "uuid4": "^1.0.0"
   }
 }
diff --git a/Scripts/js-blockchain/yarn.lock b/Scripts/js-blockchain/yarn.lock
index fbf1b2b..071c975 100644
--- a/Scripts/js-blockchain/yarn.lock
+++ b/Scripts/js-blockchain/yarn.lock
@@ -844,10 +844,10 @@ qs@6.5.2:
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.2.tgz#cb3ae806e8740444584ef154ce8ee98d403f3e36"
   integrity sha512-N5ZAX4/LxJmF+7wN74pUD6qAh9/wnvdQcjq9TZjevvXzSUo7bfmw91saqMjzGS2xq91/odN2dW/WOl7qQHNDGA==
 
-querystringify@^2.0.0:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/querystringify/-/querystringify-2.1.1.tgz#60e5a5fd64a7f8bfa4d2ab2ed6fdf4c85bad154e"
-  integrity sha512-w7fLxIRCRT7U8Qu53jQnJyPkYZIaR4n5151KMfcJlO/A9397Wxb1amJvROTK6TOnp7PfoAmg/qXiNHI+08jRfA==
+querystringify@^2.1.1:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/querystringify/-/querystringify-2.2.0.tgz#3345941b4153cb9d082d8eee4cda2016a9aef7f6"
+  integrity sha512-FIqgj2EUvTa7R50u0rGsyTftzjYmv/a3hO345bZNrqabNqjtgiDMgmo4mkUjd+nzU5oF3dClKqFIPUKybUyqoQ==
 
 range-parser@~1.2.0:
   version "1.2.0"
@@ -1003,12 +1003,12 @@ unpipe@1.0.0, unpipe@~1.0.0:
   resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"
   integrity sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=
 
-url-parse@^1.4.0:
-  version "1.4.4"
-  resolved "https://registry.yarnpkg.com/url-parse/-/url-parse-1.4.4.tgz#cac1556e95faa0303691fec5cf9d5a1bc34648f8"
-  integrity sha512-/92DTTorg4JjktLNLe6GPS2/RvAd/RGr6LuktmWSMLEOa6rjnlrFXNgSbSmkNvCoL2T028A0a1JaJLzRMlFoHg==
+url-parse@^1.5.9:
+  version "1.5.9"
+  resolved "https://registry.yarnpkg.com/url-parse/-/url-parse-1.5.9.tgz#05ff26484a0b5e4040ac64dcee4177223d74675e"
+  integrity sha512-HpOvhKBvre8wYez+QhHcYiVvVmeF6DVnuSOOPhe3cTum3BnqHhvKaZm8FU5yTiOu/Jut2ZpB2rA/SbBA1JIGlQ==
   dependencies:
-    querystringify "^2.0.0"
+    querystringify "^2.1.1"
     requires-port "^1.0.0"
 
 utils-merge@1.0.1: