diff --git a/build-tools.ts b/build-tools.ts
index c5cf1c79..df6be5ba 100644
--- a/build-tools.ts
+++ b/build-tools.ts
@@ -110,13 +110,7 @@ export async function build(variant: BuildVariant) {
 
         consola.start("Starting Electron process...");
         const electronExec = path.resolve(import.meta.dirname, "node_modules", "electron", "cli.js");
-        const proc = child_process.fork(electronExec, ["."], {
-            env: {
-                ...process.env,
-                ALICORN_DEV_SERVER: "1"
-            },
-            cwd: outputDir
-        });
+        const proc = child_process.fork(electronExec, ["."], { cwd: outputDir });
 
         process.once("SIGINT", () => {
             consola.info("Closing Electron app...");
diff --git a/src/main/main-env.d.ts b/src/main/main-env.d.ts
index cc729f25..f45daf16 100644
--- a/src/main/main-env.d.ts
+++ b/src/main/main-env.d.ts
@@ -1,7 +1,6 @@
 declare global {
     namespace NodeJS {
         interface ProcessEnv {
-            ALICORN_DEV_SERVER?: string;
             ALICORN_CONFIG_PATH?: string;
             ALICORN_STORE_PATH?: string;
         }
diff --git a/src/main/main.ts b/src/main/main.ts
index 70fa44a2..cf80f539 100644
--- a/src/main/main.ts
+++ b/src/main/main.ts
@@ -86,7 +86,7 @@ async function main() {
     console.log("Loading window contents...");
 
     // Load renderer from dev server (dev) or file (prod).
-    if (import.meta.env.AL_DEV && process.env.ALICORN_DEV_SERVER) {
+    if (import.meta.env.AL_DEV) {
         const devServerURL = `http://localhost:${import.meta.env.AL_DEV_SERVER_PORT}/`;
         console.log(`Picked up dev server URL: ${devServerURL}`);
         await mainWindow.loadURL(devServerURL);