diff --git a/package-lock.json b/package-lock.json
index 2203a9b..40330a8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,34 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "@kwsites/file-exists": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@kwsites/file-exists/-/file-exists-1.1.1.tgz",
+      "integrity": "sha512-m9/5YGR18lIwxSFDwfE3oA7bWuq9kdau6ugN4H2rJeyhFQZcG9AgSHkQtSD15a8WvTgfz9aikZMrKPHvbpqFiw==",
+      "requires": {
+        "debug": "^4.1.1"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
+          "requires": {
+            "ms": "2.1.2"
+          }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
+        }
+      }
+    },
+    "@kwsites/promise-deferred": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/@kwsites/promise-deferred/-/promise-deferred-1.1.1.tgz",
+      "integrity": "sha512-GaHYm+c0O9MjZRu0ongGBRbinu8gVAMd2UZjji6jVmqKtZluZnptXGWhz1E8j8D2HJ3f/yMxKAUC0b+57wncIw=="
+    },
     "@types/babel-types": {
       "version": "7.0.2",
       "resolved": "https://registry.npmjs.org/@types/babel-types/-/babel-types-7.0.2.tgz",
@@ -1465,6 +1493,7 @@
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
       "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
+      "optional": true,
       "requires": {
         "wrappy": "1.0.2"
       }
@@ -2064,20 +2093,27 @@
       "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0="
     },
     "simple-git": {
-      "version": "1.92.0",
-      "resolved": "https://registry.npmjs.org/simple-git/-/simple-git-1.92.0.tgz",
-      "integrity": "sha1-YGFGjrfRnwFBB4/HQuYkV+kQ9Uc=",
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/simple-git/-/simple-git-3.3.0.tgz",
+      "integrity": "sha512-K9qcbbZwPHhk7MLi0k0ekvSFXJIrRoXgHhqMXAFM75qS68vdHTcuzmul1ilKI02F/4lXshVgBoDll2t++JK0PQ==",
       "requires": {
-        "debug": "3.1.0"
+        "@kwsites/file-exists": "^1.1.1",
+        "@kwsites/promise-deferred": "^1.1.1",
+        "debug": "^4.3.3"
       },
       "dependencies": {
         "debug": {
-          "version": "3.1.0",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-3.1.0.tgz",
-          "integrity": "sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==",
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
           "requires": {
-            "ms": "2.0.0"
+            "ms": "2.1.2"
           }
+        },
+        "ms": {
+          "version": "2.1.2",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
+          "integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w=="
         }
       }
     },
@@ -2440,7 +2476,8 @@
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "optional": true
     },
     "y18n": {
       "version": "3.2.1",
diff --git a/package.json b/package.json
index fa98267..45fa6a0 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "qrcode": "1.2.0",
     "request": "2.85.0",
     "serve-favicon": "~2.3.2",
-    "simple-git": "1.92.0",
+    "simple-git": "3.3.0",
     "superagent": "^3.8.3"
   }
 }