diff --git a/package-lock.json b/package-lock.json
index 7473e62..960b40e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2267,6 +2267,19 @@
       "integrity": "sha512-iaTSIDKs5aDtunemlgbA4xUCcly9sq8NG3MFw1IsVKjQNEtdTYNZ3Csiuz6NfFmmu1wLfHlDJcORimDR5H30lg==",
       "dev": true
     },
+    "@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"
+      }
+    },
+    "@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=="
+    },
     "@mixt/commands": {
       "version": "file:packages/commands/pkg"
     },
@@ -5661,25 +5674,22 @@
       "integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0="
     },
     "simple-git": {
-      "version": "1.124.0",
-      "resolved": "https://registry.npmjs.org/simple-git/-/simple-git-1.124.0.tgz",
-      "integrity": "sha512-ks9mBoO4ODQy/xGLC8Cc+YDvj/hho/IKgPhi6h5LI/sA+YUdHc3v0DEoHzM29VmulubpGCxMJUSFmyXNsjNMEA==",
+      "version": "3.15.0",
+      "resolved": "https://registry.npmjs.org/simple-git/-/simple-git-3.15.0.tgz",
+      "integrity": "sha512-FiWoMPlcYHQ+ApRihUsGjC/ZmIlWj62S6MBCwOunczvXcLQt+9ZdrysDrR6QVepkRQfEAaBXrN2QtJKrN6zbtg==",
       "requires": {
-        "debug": "^4.0.1"
+        "@kwsites/file-exists": "^1.1.1",
+        "@kwsites/promise-deferred": "^1.1.1",
+        "debug": "^4.3.4"
       },
       "dependencies": {
         "debug": {
-          "version": "4.1.1",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
-          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "version": "4.3.4",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.4.tgz",
+          "integrity": "sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==",
           "requires": {
-            "ms": "^2.1.1"
+            "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=="
         }
       }
     },
diff --git a/package.json b/package.json
index 51b593c..6a6aabc 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "ncp": "^2.0.0",
     "rimraf": "^3.0.2",
     "semver": "^5.6.0",
-    "simple-git": "^1.107.0",
+    "simple-git": "^3.15.0",
     "typescript": "^3.3.3"
   },
   "mixt": {