diff --git a/build.ts b/build.ts
index 99a55d92..6450d6d3 100755
--- a/build.ts
+++ b/build.ts
@@ -5,56 +5,47 @@ import * as esbuild from "esbuild";
 import { z } from "zod";
 
 const TargetSchema = z.union([z.literal("chrome"), z.literal("firefox")]);
-type Target = z.infer<typeof TargetSchema>;
-const target = TargetSchema.parse(process.env.TARGET);
+const TARGET = TargetSchema.parse(process.env.TARGET);
 const NodeEnvSchema = z.union([
    z.literal("development"),
    z.literal("production"),
 ]);
-type NodeEnv = z.infer<typeof NodeEnvSchema>;
-const nodeEnv = NodeEnvSchema.parse(process.env.NODE_ENV);
+const NODE_ENV = NodeEnvSchema.parse(process.env.NODE_ENV);
 
-const cleanupPlugin = ({ target }: { target: Target }): esbuild.Plugin => ({
+const cleanupPlugin = (): esbuild.Plugin => ({
    name: "cleanup",
    setup() {
-      execSync(`rm -rf dist/${target}`);
-      execSync(`rm -f dist/${target}.zip`);
+      execSync(`rm -rf dist/${TARGET}`);
+      execSync(`rm -f dist/${TARGET}.zip`);
    },
 });
 
-const copyAssetsPlugin = ({ target }: { target: Target }): esbuild.Plugin => ({
+const copyAssetsPlugin = (): esbuild.Plugin => ({
    name: "copy-assets",
    setup(build) {
       build.onEnd(() => {
-         execSync(`cp -r src/public/${target}/* dist/${target}`);
+         execSync(`cp -r src/public/${TARGET}/* dist/${TARGET}`);
       });
    },
 });
 
-type TailwindPluginProps = {
-   target: Target;
-   nodeEnv: NodeEnv;
-};
-const tailwindPlugin = ({
-   target,
-   nodeEnv,
-}: TailwindPluginProps): esbuild.Plugin => ({
+const tailwindPlugin = (): esbuild.Plugin => ({
    name: "tailwind",
    setup(build) {
       build.onStart(() => {
-         const minify = nodeEnv === "production" ? "--minify" : "";
+         const minify = NODE_ENV === "production" ? "--minify" : "";
          execSync(
-            `tailwindcss -i src/globals.css -o dist/${target}/output.css ${minify}`,
+            `tailwindcss -i src/globals.css -o dist/${TARGET}/output.css ${minify}`,
          );
       });
    },
 });
 
-const zipPlugin = ({ target }: { target: Target }): esbuild.Plugin => ({
+const zipPlugin = (): esbuild.Plugin => ({
    name: "zip",
    setup(build) {
       build.onEnd(() => {
-         execSync(`zip -r ../${target}.zip *`, { cwd: `dist/${target}` });
+         execSync(`zip -r ../${TARGET}.zip *`, { cwd: `dist/${TARGET}` });
       });
    },
 });
@@ -66,13 +57,13 @@ const baseOptions: esbuild.BuildOptions = {
       ".html": "copy",
    },
    plugins: [
-      cleanupPlugin({ target }),
-      copyAssetsPlugin({ target }),
-      tailwindPlugin({ target, nodeEnv }),
-      zipPlugin({ target }),
+      cleanupPlugin(),
+      copyAssetsPlugin(),
+      tailwindPlugin(),
+      zipPlugin(),
    ],
    target: ["chrome58", "firefox57"],
-   outdir: `dist/${target}`,
+   outdir: `dist/${TARGET}`,
 };
 
 async function build() {