diff --git a/package-lock.json b/package-lock.json
index 47f5ec03a7..339666dd87 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -4316,11 +4539,29 @@
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@@ -4442,13 +4675,12 @@
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@@ -4467,8 +4699,7 @@
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@@ -4585,41 +4816,49 @@
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@@ -4632,14 +4871,6 @@
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@@ -4767,9 +4998,9 @@
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+      "integrity": "sha512-McnNiV1l8RYeY8tBgEpuodCC1mLUdbSN+CYBL7kJsJNInOP8UjDDEwdk6Mw60vdLLrr5NHKZhMAOSrR2NZuQ+w==",
+      "requires": {
+        "safe-buffer": "^5.0.1"
+      }
     },
     "tweetnacl": {
       "version": "0.14.5",
       "resolved": "https://registry.npmjs.org/tweetnacl/-/tweetnacl-0.14.5.tgz",
-      "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
+      "integrity": "sha512-KXXFFdAbFXY4geFIwoyNK+f5Z1b7swfXABfL7HXCmoIWMKU3dmS26672A4EeQtDzLKy7SXmfBu51JolvEKwtGA=="
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@@ -5403,7 +5596,7 @@
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       "resolved": "https://registry.npmjs.org/unicode-length/-/unicode-length-1.0.3.tgz",
-      "integrity": "sha1-Wtp6f+1RhBpBijKM8UlHisg1irs=",
+      "integrity": "sha512-rZKNhIqioUp7H49afr26tivLDCvUSqOXwmwEEnsCwnPX67S1CYbOL45Y5IP3K/XHN73/lg21HlrB8SNlYXKQTg==",
       "requires": {
         "punycode": "^1.3.2",
         "strip-ansi": "^3.0.1"
@@ -5412,10 +5605,18 @@
         "punycode": {
           "version": "1.4.1",
           "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
-          "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
+          "integrity": "sha512-jmYNElW7yvO7TV33CjSmvSiE2yco3bV2czu/OzDKdMNVZQWfxCblURLhf+47syQRBntjfLdd/H0egrzIG+oaFQ=="
         }
       }
     },
+    "uri-js": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
+      "integrity": "sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==",
+      "requires": {
+        "punycode": "^2.1.0"
+      }
+    },
     "url": {
       "version": "0.11.0",
       "resolved": "https://registry.npmjs.org/url/-/url-0.11.0.tgz",
@@ -5434,14 +5635,6 @@
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-    "urlgrey": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/urlgrey/-/urlgrey-0.4.0.tgz",
-      "integrity": "sha1-8GU1cED7NcOzEdTl3DZITZbb6gY=",
-      "requires": {
-        "tape": "2.3.0"
-      }
-    },
     "util": {
       "version": "0.10.4",
       "resolved": "https://registry.npmjs.org/util/-/util-0.10.4.tgz",
@@ -5474,18 +5667,11 @@
     "verror": {
       "version": "1.10.0",
       "resolved": "https://registry.npmjs.org/verror/-/verror-1.10.0.tgz",
-      "integrity": "sha1-OhBcoXBTr1XW4nDB+CiGguGNpAA=",
+      "integrity": "sha512-ZZKSmDAEFOijERBLkmYfJ+vmk3w+7hOLYDNkRCuRuMJGEmqYNCNLyBBFwWKVMhfwaEF3WOd0Zlw86U/WC/+nYw==",
       "requires": {
         "assert-plus": "^1.0.0",
         "core-util-is": "1.0.2",
         "extsprintf": "^1.2.0"
-      },
-      "dependencies": {
-        "assert-plus": {
-          "version": "1.0.0",
-          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
-          "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
-        }
       }
     },
     "vm-browserify": {
@@ -5503,13 +5689,6 @@
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       "requires": {
         "isexe": "^2.0.0"
-      },
-      "dependencies": {
-        "isexe": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
-          "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA="
-        }
       }
     },
     "wrappy": {
@@ -5517,15 +5696,31 @@
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
+    "write-file-atomic": {
+      "version": "2.4.3",
+      "resolved": "https://registry.npmjs.org/write-file-atomic/-/write-file-atomic-2.4.3.tgz",
+      "integrity": "sha512-GaETH5wwsX+GcnzhPgKcKjJ6M2Cq3/iZp1WyY/X1CSqrW+jVNM9Y7D8EC2sM4ZG/V8wZlSniJnCKWPmBYAucRQ==",
+      "requires": {
+        "graceful-fs": "^4.1.11",
+        "imurmurhash": "^0.1.4",
+        "signal-exit": "^3.0.2"
+      }
+    },
     "xtend": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68="
+      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+      "dev": true
     },
     "yallist": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
-      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI="
+      "integrity": "sha512-ncTzHV7NvsQZkYe1DW7cbDLm0YpzHmZF5r/iyP3ZnQtMiJ+pjzisCiMNI+Sj+xQF5pXhSHxSB3uDbsBTzY/c2A=="
+    },
+    "yapool": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/yapool/-/yapool-1.0.0.tgz",
+      "integrity": "sha512-RONBZndo8Lo8pKPfORRxr2DIk2NZKIml654o4kaIu7RXVxQCKsAN6AqrcoZsI3h+2H5YO2mD/04Wy4LbAgd+Pg=="
     }
   }
 }
diff --git a/package.json b/package.json
index a63eeb5e30..acda386118 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "optional": "^0.1.3",
     "st": "0.2.4",
     "stream-buffers": "^3.0.1",
-    "tap": "^5.7.0"
+    "tap": "^11.1.3"
   },
   "devDependencies": {
     "browserify": "^13.1.1"