diff --git a/app/package-lock.json b/app/package-lock.json
index 2fc7bce..6c3d90e 100644
--- a/app/package-lock.json
+++ b/app/package-lock.json
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@@ -2244,51 +2305,31 @@
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+        "exec-sh": {
+          "version": "0.2.2",
+          "resolved": "https://registry.npmjs.org/exec-sh/-/exec-sh-0.2.2.tgz",
+          "integrity": "sha512-FIUCJz1RbuS0FKTdaAafAByGS0CPvU3R0MeHxgtl+djzCc//F8HakL8GzmVNZanasTbTAY/3DRFA0KpVqj/eAw==",
+          "dev": true,
+          "requires": {
+            "merge": "^1.2.0"
+          }
+        }
       }
     },
     "when": {
@@ -8694,9 +8147,9 @@
       "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "xmlbuilder": {
-      "version": "8.2.2",
-      "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-8.2.2.tgz",
-      "integrity": "sha1-aSSGc0ELS6QuGmE2VR0pIjNap3M=",
+      "version": "9.0.7",
+      "resolved": "http://registry.npmjs.org/xmlbuilder/-/xmlbuilder-9.0.7.tgz",
+      "integrity": "sha1-Ey7mPS7FVlxVfiD0wi35rKaGsQ0=",
       "dev": true
     },
     "xmlcreate": {
@@ -8726,7 +8179,8 @@
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
       "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "yargs": {
       "version": "3.10.0",
@@ -8760,18 +8214,19 @@
       }
     },
     "yargs-parser": {
-      "version": "8.1.0",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-8.1.0.tgz",
-      "integrity": "sha512-yP+6QqN8BmrgW2ggLtTbdrOyBNSI7zBa4IykmiV5R1wl1JWNxQvWhMfMdmzIYtKU7oP3OOInY/tl2ov3BDjnJQ==",
+      "version": "11.1.1",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-11.1.1.tgz",
+      "integrity": "sha512-C6kB/WJDiaxONLJQnF8ccx9SEeoTTLek8RVbaOIsrAUS8VrBEXfmeSnCZxygc+XC2sNMBIwOOnfcxiynjHsVSQ==",
       "dev": true,
       "requires": {
-        "camelcase": "^4.1.0"
+        "camelcase": "^5.0.0",
+        "decamelize": "^1.2.0"
       },
       "dependencies": {
         "camelcase": {
-          "version": "4.1.0",
-          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-4.1.0.tgz",
-          "integrity": "sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0=",
+          "version": "5.0.0",
+          "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.0.0.tgz",
+          "integrity": "sha512-faqwZqnWxbxn+F1d399ygeamQNy3lPp/H9H6rNrqYh4FSVCtcY+3cub1MxA8o9mDd55mM8Aghuu/kuyYA6VTsA==",
           "dev": true
         }
       }
diff --git a/app/package.json b/app/package.json
index bc9fe43..0d9e04f 100644
--- a/app/package.json
+++ b/app/package.json
@@ -26,26 +26,26 @@
   },
   "homepage": "https://github.com/sixteenmillimeter/mcopy#readme",
   "devDependencies": {
-    "electron": "^2.0.8",
-    "electron-installer-debian": "^0.8.1",
+    "electron": "^3.0.10",
+    "electron-installer-debian": "^1.0.0",
     "electron-installer-dmg": "^2.0.0",
-    "electron-packager": "^12.1.1",
+    "electron-packager": "^12.2.0",
     "electron-rebuild": "^1.8.2",
-    "electron-wix-msi": "^1.3.0",
+    "electron-wix-msi": "^2.1.1",
     "gulp": "^3.9.1",
     "gulp-concat": "^2.6.1",
     "gulp-less": "^4.0.1",
     "jsdoc-to-markdown": "^4.0.1",
-    "qunit": "^2.6.2"
+    "qunit": "^2.8.0"
   },
   "dependencies": {
     "async": "^2.6.1",
-    "fs-extra": "^7.0.0",
+    "fs-extra": "^7.0.1",
     "humanize-duration": "^3.15.1",
     "moment": "^2.22.2",
-    "node-notifier": "^5.2.1",
+    "node-notifier": "^5.3.0",
     "serialport": "^7.0.2",
-    "sqlite3": "^4.0.2",
+    "sqlite3": "^4.0.4",
     "uuid": "^3.3.2",
     "winston": "^3.0.0"
   }