diff --git a/modules/common/file-utils.ts b/modules/common/file-utils.ts
index 77f87b3..58def37 100644
--- a/modules/common/file-utils.ts
+++ b/modules/common/file-utils.ts
@@ -5,7 +5,6 @@ import * as crypto from 'crypto'
 import * as fileType from 'file-type'
 import * as readChunk from 'read-chunk'
 import * as rawBody from 'raw-body'
-import { V4Options } from 'uuid'
 import { IImageFile, IOptimizeOptions, SupportedExt } from '../common/constants'
 
 export const tmpdir = path.resolve(os.tmpdir(), 'imageOptimizer')
diff --git a/modules/renderer/components/TaskList.tsx b/modules/renderer/components/TaskList.tsx
index 7c0a576..88c6d28 100644
--- a/modules/renderer/components/TaskList.tsx
+++ b/modules/renderer/components/TaskList.tsx
@@ -18,7 +18,7 @@ export interface ITaskListDispatchProps {
   onOptionsChange(task: ITaskItem, options: IOptimizeOptions): void
 }
 
-export default class TaskList extends PureComponent<ITaskListProps & ITaskListDispatchProps, void> {
+export default class TaskList extends PureComponent<ITaskListProps & ITaskListDispatchProps, {}> {
   render() {
     if (this.props.tasks.length) {
       return (
diff --git a/modules/renderer/components/TaskView.tsx b/modules/renderer/components/TaskView.tsx
index 06c08ba..a64928f 100644
--- a/modules/renderer/components/TaskView.tsx
+++ b/modules/renderer/components/TaskView.tsx
@@ -20,7 +20,7 @@ interface ITaskViewProps {
   onOptionsChange(task: ITaskItem, options: IOptimizeOptions): void
 }
 
-class TaskView extends PureComponent<ITaskViewProps, void> {
+class TaskView extends PureComponent<ITaskViewProps, {}> {
   handleClear = (e: React.MouseEvent<HTMLAnchorElement>) => {
     e.preventDefault()
     e.stopPropagation()
diff --git a/package.json b/package.json
index 156b9fc..9c80b19 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "@types/electron-devtools-installer": "^2.0.2",
     "@types/file-type": "0.0.2",
     "@types/fs-extra": "^3.0.0",
-    "@types/jest": "^19.2.3",
+    "@types/jest": "^20.0.2",
     "@types/lodash": "^4.14.64",
     "@types/pify": "0.0.28",
     "@types/raw-body": "^2.1.4",
@@ -31,7 +31,7 @@
     "@types/react-redux": "^4.4.40",
     "@types/react-transition-group": "^1.1.0",
     "@types/redux-actions": "^1.2.4",
-    "@types/uuid": "^2.0.29",
+    "@types/uuid": "^3.0.0",
     "@types/webpack-dev-server": "^2.4.0",
     "babili-webpack-plugin": "^0.1.1",
     "classnames": "^2.2.5",
@@ -39,7 +39,7 @@
     "cross-env": "^5.0.1",
     "css-loader": "^0.28.1",
     "electron": "^1.6.10",
-    "electron-builder": "^18.2.2",
+    "electron-builder": "^19.7.1",
     "electron-devtools-installer": "^2.2.0",
     "extract-text-webpack-plugin": "^2.1.0",
     "file-loader": "^0.11.1",
@@ -69,7 +69,7 @@
   "dependencies": {
     "child-process-promise": "^2.2.1",
     "electron-log": "^2.2.6",
-    "file-type": "^4.2.0",
+    "file-type": "^5.2.0",
     "fs-extra": "^3.0.0",
     "lodash": "^4.17.4",
     "mozjpeg": "^4.1.1",