diff --git a/electron-builder.yml b/electron-builder.yml
index ef2409b..45c839a 100644
--- a/electron-builder.yml
+++ b/electron-builder.yml
@@ -1,14 +1,19 @@
 appId: "io.nicco.app.unpixel"
-# productName: "UnPixel"
 files:
   - assets
   - dist
 directories:
   output: "./out"
 mac:
-  target: "dmg"
+  target:
+    - dmg
+    - zip
   identity: null
 win:
-  target: "nsis"
+  target: nsis
 linux:
-  category: "Utility"
\ No newline at end of file
+  category: "Utility"
+  target:
+    - AppImage
+    - deb
+    - snap
\ No newline at end of file
diff --git a/package.json b/package.json
index f534b5b..f3d1b83 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,7 @@
   "repository": {
     "url": "https://github.com/cupcakearmy/unpixel"
   },
-  "version": "1.0.2",
+  "version": "1.0.3",
   "main": "./dist/back/index.js",
   "scripts": {
     "start": "electron .",
@@ -56,6 +56,7 @@
     "@types/auto-launch": "^5.0.1",
     "@types/react": "^17.0.3",
     "@types/react-dom": "^17.0.3",
+    "@types/semver": "^7.3.4",
     "electron": "^12.0.0",
     "electron-builder": "^22.10.5",
     "npm-run-all": "^4.1.5",
diff --git a/src/back/tray.ts b/src/back/tray.ts
index 7ef28b8..12ab554 100644
--- a/src/back/tray.ts
+++ b/src/back/tray.ts
@@ -30,7 +30,7 @@ export default class TrayUtility {
 
   static setStatus(status: string) {
     this.menu[0].label = status
-    this.tray.setContextMenu(this.build())
+    this.tray?.setContextMenu(this.build())
   }
 
   private static build() {
diff --git a/src/back/updater.ts b/src/back/updater.ts
index e5d93cf..81a496a 100644
--- a/src/back/updater.ts
+++ b/src/back/updater.ts
@@ -20,8 +20,9 @@ export default class Updater {
       url,
     })
     // parse tags and reverse sort them to get the highest
-    const tags = data.map((d) => semver.coerce(d.name)).sort(semver.rcompare)
+    const tags = data.map((d: any) => semver.coerce(d.name)).sort(semver.rcompare)
     const latest = tags[0]
+    if (!current) throw new Error('Could not determine current version')
     if (semver.lt(current, latest)) {
       logger.info('New version available')
       dialog
diff --git a/src/front/banner/index.tsx b/src/front/banner/index.tsx
index 4ff92f9..15a06d8 100644
--- a/src/front/banner/index.tsx
+++ b/src/front/banner/index.tsx
@@ -7,15 +7,17 @@ import { render } from 'react-dom'
 // @ts-ignore
 import chime from 'url:../assets/chime.mp3'
 
-const useKeyPress = (handler) => {
-  const handlerRef = useRef<(e: KeyboardEvent) => void>()
+const useKeyPress = (handler: (e: KeyboardEvent) => void) => {
+  const handlerRef = useRef<typeof handler>()
 
   useEffect(() => {
     handlerRef.current = handler
   }, [handler])
 
   useEffect(() => {
-    const fn = (event) => handlerRef.current(event)
+    const fn = (event: KeyboardEvent) => {
+      if (handlerRef.current) handlerRef.current(event)
+    }
     window.addEventListener('keydown', fn)
     return () => {
       window.removeEventListener('keydown', fn)
diff --git a/src/front/base.css b/src/front/base.css
index 8ad7f0f..7ea6f3c 100644
--- a/src/front/base.css
+++ b/src/front/base.css
@@ -1,4 +1,3 @@
-/* @import 'hiq/dist/hiq.css'; */
 @import 'spectre.css/dist/spectre.min.css';
 @import 'tachyons/css/tachyons.min.css';
 
diff --git a/src/front/settings/About.tsx b/src/front/settings/About.tsx
index fb35228..a527203 100644
--- a/src/front/settings/About.tsx
+++ b/src/front/settings/About.tsx
@@ -1,4 +1,4 @@
-import React, { useCallback } from 'react'
+import React from 'react'
 
 import Link from './ExternalLink'
 
diff --git a/tsconfig.json b/tsconfig.json
index d713675..6fa88f1 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -9,7 +9,7 @@
     // "lib": [],                                   /* Specify library files to be included in the compilation. */
     // "allowJs": true,                             /* Allow javascript files to be compiled. */
     // "checkJs": true,                             /* Report errors in .js files. */
-    // "jsx": "preserve",                           /* Specify JSX code generation: 'preserve', 'react-native', 'react', 'react-jsx' or 'react-jsxdev'. */
+    "jsx": "react" /* Specify JSX code generation: 'preserve', 'react-native', 'react', 'react-jsx' or 'react-jsxdev'. */,
     // "declaration": true,                         /* Generates corresponding '.d.ts' file. */
     // "declarationMap": true,                      /* Generates a sourcemap for each corresponding '.d.ts' file. */
     // "sourceMap": true,                           /* Generates corresponding '.map' file. */
diff --git a/yarn.lock b/yarn.lock
index 8b0a892..2b2ccf7 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1665,6 +1665,11 @@
   resolved "https://registry.yarnpkg.com/@types/scheduler/-/scheduler-0.16.1.tgz#18845205e86ff0038517aab7a18a62a6b9f71275"
   integrity sha512-EaCxbanVeyxDRTQBkdLb3Bvl/HK7PBK6UJjsSixB0iHKoWxE5uu2Q/DgtpOhPIojN0Zl1whvOd7PoHs2P0s5eA==
 
+"@types/semver@^7.3.4":
+  version "7.3.4"
+  resolved "https://registry.yarnpkg.com/@types/semver/-/semver-7.3.4.tgz#43d7168fec6fa0988bb1a513a697b29296721afb"
+  integrity sha512-+nVsLKlcUCeMzD2ufHEYuJ9a2ovstb6Dp52A5VsoKxDXgvE051XgHI/33I1EymwkRGQkwnA0LkhnUzituGs4EQ==
+
 "@types/verror@^1.10.3":
   version "1.10.4"
   resolved "https://registry.yarnpkg.com/@types/verror/-/verror-1.10.4.tgz#805c0612b3a0c124cf99f517364142946b74ba3b"