diff --git a/package-lock.json b/package-lock.json
index ff41cdfe98..1b73264564 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1631,12 +1631,6 @@
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       }
     },
-    "charenc": {
-      "version": "0.0.2",
-      "resolved": "https://registry.npmjs.org/charenc/-/charenc-0.0.2.tgz",
-      "integrity": "sha1-wKHS86cJLgN3S/qD8UwPxXkKhmc=",
-      "dev": true
-    },
     "chokidar": {
       "version": "1.6.1",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-1.6.1.tgz",
@@ -2265,12 +2259,6 @@
         "which": "1.2.11"
       }
     },
-    "crypt": {
-      "version": "0.0.2",
-      "resolved": "https://registry.npmjs.org/crypt/-/crypt-0.0.2.tgz",
-      "integrity": "sha1-iNf/fsDfuG9xPch7u0LQRNPmxBs=",
-      "dev": true
-    },
     "cryptiles": {
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-2.0.5.tgz",
@@ -11124,17 +11112,6 @@
       "resolved": "https://registry.npmjs.org/material-design-lite/-/material-design-lite-1.3.0.tgz",
       "integrity": "sha1-0ATOP+6Zoe63Sni4oyUTSl8RcdM="
     },
-    "md5": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/md5/-/md5-2.2.1.tgz",
-      "integrity": "sha1-U6s41f48iJG6RlMp6iP6wFQBJvk=",
-      "dev": true,
-      "requires": {
-        "charenc": "0.0.2",
-        "crypt": "0.0.2",
-        "is-buffer": "1.1.4"
-      }
-    },
     "media-typer": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz",