diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index 66a2112c..740dfebd 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -8794,12 +8794,14 @@
       "dev": true
     },
     "winusb-driver-generator": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/winusb-driver-generator/-/winusb-driver-generator-1.2.1.tgz",
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/winusb-driver-generator/-/winusb-driver-generator-1.2.3.tgz",
+      "optional": true,
       "dependencies": {
         "nan": {
           "version": "2.11.1",
-          "resolved": "https://registry.npmjs.org/nan/-/nan-2.11.1.tgz"
+          "resolved": "https://registry.npmjs.org/nan/-/nan-2.11.1.tgz",
+          "optional": true
         }
       }
     },
diff --git a/package.json b/package.json
index 5e788b04..94d5cf78 100644
--- a/package.json
+++ b/package.json
@@ -98,12 +98,14 @@
     "unbzip2-stream": "github:resin-io-modules/unbzip2-stream#core-streams",
     "usb": "github:resin-io/node-usb#1.3.5",
     "uuid": "3.0.1",
-    "winusb-driver-generator": "1.2.1",
     "xml2js": "0.4.17",
     "xxhash": "0.2.4",
     "yargs": "11.0.0",
     "yauzl": "2.6.0"
   },
+  "optionalDependencies": {
+    "winusb-driver-generator": "1.2.3"
+  },
   "devDependencies": {
     "angular-mocks": "1.6.3",
     "asar": "0.14.2",