diff --git a/package-lock.json b/package-lock.json
index 8365385..fc7688f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1061,6 +1061,7 @@
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+      "dev": true,
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@@ -1070,17 +1071,20 @@
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           "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
-          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
+          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
+          "dev": true
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           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
-          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
+          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
+          "dev": true
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+          "dev": true,
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@@ -1090,6 +1094,7 @@
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           "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+          "dev": true,
           "requires": {
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@@ -1266,7 +1271,8 @@
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       "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-1.2.0.tgz",
-      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
+      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
+      "dev": true
     },
     "decode-uri-component": {
       "version": "0.2.0",
@@ -1432,6 +1438,11 @@
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       }
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+    "emoji-regex": {
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
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+    },
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       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.1.tgz",
@@ -1473,6 +1484,11 @@
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+      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
+      "integrity": "sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw=="
+    },
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       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
@@ -2172,7 +2188,8 @@
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-          "dev": true
+          "dev": true,
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@@ -2215,7 +2232,8 @@
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           "version": "1.1.0",
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-          "dev": true
+          "dev": true,
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@@ -2226,7 +2244,8 @@
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-          "dev": true
+          "dev": true,
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@@ -2343,7 +2362,8 @@
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           "version": "2.0.3",
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-          "dev": true
+          "dev": true,
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@@ -2355,6 +2375,7 @@
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           "dev": true,
+          "optional": true,
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@@ -2377,12 +2398,14 @@
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           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
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           "version": "2.3.5",
           "bundled": true,
           "dev": true,
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@@ -2401,6 +2424,7 @@
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@@ -2488,7 +2512,8 @@
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           "version": "1.0.1",
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-          "dev": true
+          "dev": true,
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@@ -2500,6 +2525,7 @@
           "version": "1.4.0",
           "bundled": true,
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@@ -2585,7 +2611,8 @@
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-          "dev": true
+          "dev": true,
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@@ -2621,6 +2648,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -2640,6 +2668,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
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@@ -2683,12 +2712,14 @@
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           "version": "1.0.2",
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-          "dev": true
+          "dev": true,
+          "optional": true
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         "yallist": {
           "version": "3.0.3",
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-          "dev": true
+          "dev": true,
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+      "integrity": "sha512-3t6rVToeoZfYSGd8YoLFR2DJkiQrIiUrGcjvFX2mDw3bn6k2OtwHN0TNCLbBO+w8qTvimhDkv+LSscbJY1vE6w==",
+      "dev": true
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       "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
-      "integrity": "sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ="
+      "integrity": "sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ=",
+      "dev": true
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@@ -3314,7 +3347,8 @@
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-      "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ="
+      "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ=",
+      "dev": true
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@@ -3350,7 +3384,8 @@
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-      "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA="
+      "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA=",
+      "dev": true
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@@ -4203,14 +4238,6 @@
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@@ -4293,7 +4320,8 @@
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+      "integrity": "sha512-jf84uxzwiuiIVKiOLpfYk7N46TSy8ubTonmneY9vrpHNAnp0QBt2BxWV9dO3/j+BoVAb+a5G6YDPW3M5HOdMWQ==",
+      "dev": true
     },
     "mimic-response": {
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@@ -4414,7 +4442,8 @@
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-      "integrity": "sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ=="
+      "integrity": "sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ==",
+      "dev": true
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@@ -4472,6 +4501,7 @@
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       "integrity": "sha1-NakjLfo11wZ7TLLd8jV7GHFTbF8=",
+      "dev": true,
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@@ -4661,20 +4691,11 @@
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-      "integrity": "sha1-nJRWmJ6fZYgBewQ01WCXZ1w9oF4="
+      "integrity": "sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4=",
+      "dev": true
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@@ -4736,7 +4757,8 @@
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-      "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU="
+      "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=",
+      "dev": true
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-      "integrity": "sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A="
+      "integrity": "sha1-QRyttXTFoUDTpLGRDUDYDMn0C0A=",
+      "dev": true
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@@ -5181,7 +5204,8 @@
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-      "integrity": "sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE="
+      "integrity": "sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE=",
+      "dev": true
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@@ -5638,6 +5662,7 @@
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       "integrity": "sha1-RKrGW2lbAzmJaMOfNj/uXer98eo=",
+      "dev": true,
       "requires": {
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@@ -5645,7 +5670,8 @@
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-      "integrity": "sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM="
+      "integrity": "sha1-2kL0l0DAtC2yypcoVxyxkMmO/qM=",
+      "dev": true
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@@ -6006,7 +6032,8 @@
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-      "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8="
+      "integrity": "sha1-u0P/VZim6wXYm1n80SnJgzE2Br8=",
+      "dev": true
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@@ -6470,6 +6497,7 @@
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+      "dev": true,
       "requires": {
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@@ -6477,7 +6505,8 @@
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-      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
+      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
+      "dev": true
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@@ -6502,6 +6531,7 @@
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       "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
+      "dev": true,
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@@ -6555,164 +6585,106 @@
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       "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
-      "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
+      "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE=",
+      "dev": true
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     "yargs": {
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-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-12.0.5.tgz",
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-        "decamelize": "^1.2.0",
-        "find-up": "^3.0.0",
-        "get-caller-file": "^1.0.1",
-        "os-locale": "^3.0.0",
+      "version": "16.0.0",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-16.0.0.tgz",
+      "integrity": "sha512-Ykb00VnWjee855QmeCrDAAmhVagt0T8PMML9WS2YrcU0VtvbeGq02MD7UiWmK6biiVPas6CaXmJNetL4Ye4+ng==",
+      "requires": {
+        "cliui": "^7.0.0",
+        "escalade": "^3.0.2",
+        "get-caller-file": "^2.0.5",
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-        "which-module": "^2.0.0",
-        "y18n": "^3.2.1 || ^4.0.0",
-        "yargs-parser": "^11.1.1"
+        "string-width": "^4.2.0",
+        "y18n": "^5.0.1",
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+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
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+        "ansi-styles": {
+          "version": "4.3.0",
+          "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
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-            "semver": "^5.5.0",
-            "shebang-command": "^1.2.0",
-            "which": "^1.2.9"
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+          "resolved": "https://registry.npmjs.org/cliui/-/cliui-7.0.4.tgz",
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diff --git a/package.json b/package.json
index d2a24c5..0102e59 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "hexer": "^1.5.0",
     "request": "^2.88.0",
     "request-promise-native": "^1.0.7",
-    "yargs": "^12.0.1",
+    "yargs": "^16.0.0",
     "zeromq": "^4.6.0"
   },
   "devDependencies": {