diff --git a/package-lock.json b/package-lock.json
index 5e43a0c..e9b7716 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -205,11 +205,18 @@
       "integrity": "sha1-Usw7PfwZd1jFWtMlqVvoUHH55Rs="
     },
     "debug": {
-      "version": "2.6.4",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.4.tgz",
-      "integrity": "sha1-dYaps8OXQcAoKuM0RcTorHRzT+A=",
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
+      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
       "requires": {
-        "ms": "0.7.3"
+        "ms": "2.0.0"
+      },
+      "dependencies": {
+        "ms": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
+          "integrity": "sha512-Tpp60P6IUJDTuOq/5Z8cdskzJujfwqfOTkrwIwj7IRISpnkJnT6SyJ4PCPnGMoFjC9ddhal5KVIYtAt97ix05A=="
+        }
       }
     },
     "decamelize": {
@@ -589,11 +596,6 @@
         }
       }
     },
-    "ms": {
-      "version": "0.7.3",
-      "resolved": "https://registry.npmjs.org/ms/-/ms-0.7.3.tgz",
-      "integrity": "sha1-cIFVpeROM/X9D8U+gdDUCpG+H/8="
-    },
     "ndjson": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/ndjson/-/ndjson-1.5.0.tgz",