diff --git a/index.ts b/index.ts
deleted file mode 100644
index b7cc9340..00000000
--- a/index.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-import vdf from "vdf-parser";
-import fs from "node:fs";
-
-const vdfData = fs.readFileSync(
-  "/home/chubby/.local/share/Steam/userdata/1126196664/config/localconfig.vdf",
-  "utf-8"
-);
-const data = vdf.parse(vdfData);
-
-console.log(data);
diff --git a/scripts/postinstall.cjs b/scripts/postinstall.cjs
index 8deddeaa..b187b29f 100644
--- a/scripts/postinstall.cjs
+++ b/scripts/postinstall.cjs
@@ -15,8 +15,18 @@ const fileName = {
   darwin: `ludusavi-v${ludusaviVersion}-mac.tar.gz`,
 };
 
+const ludusaviBinaryName = {
+  win32: "ludusavi.exe",
+  linux: "ludusavi",
+  darwin: "ludusavi",
+};
+
 const downloadLudusavi = async () => {
-  if (fs.existsSync("ludusavi")) {
+  if (
+    fs.existsSync(
+      path.join(process.cwd(), "ludusavi", ludusaviBinaryName[process.platform])
+    )
+  ) {
     console.log("Ludusavi already exists, skipping download...");
     return;
   }
diff --git a/src/main/services/ludusavi.ts b/src/main/services/ludusavi.ts
index cc1bd8b3..1a07a495 100644
--- a/src/main/services/ludusavi.ts
+++ b/src/main/services/ludusavi.ts
@@ -106,9 +106,6 @@ export class Ludusavi {
 
     config.customGames = filteredGames;
 
-    fs.writeFileSync(
-      path.join(this.ludusaviPath, "config.yaml"),
-      YAML.stringify(config)
-    );
+    fs.writeFileSync(this.configPath, YAML.stringify(config));
   }
 }
diff --git a/src/main/services/wine.ts b/src/main/services/wine.ts
index 8a860ab2..233e6dec 100644
--- a/src/main/services/wine.ts
+++ b/src/main/services/wine.ts
@@ -4,18 +4,18 @@ import path from "node:path";
 export class Wine {
   public static validatePrefix(winePrefixPath: string) {
     const requiredFiles = [
-      "system.reg",
-      "user.reg",
-      "userdef.reg",
-      "dosdevices",
-      "drive_c",
+      { name: "system.reg", type: "file" },
+      { name: "user.reg", type: "file" },
+      { name: "userdef.reg", type: "file" },
+      { name: "dosdevices", type: "dir" },
+      { name: "drive_c", type: "dir" },
     ];
 
     for (const file of requiredFiles) {
-      const filePath = path.join(winePrefixPath, file);
-      if (!fs.existsSync(filePath)) {
-        return false;
-      }
+      const filePath = path.join(winePrefixPath, file.name);
+
+      if (file.type === "file") return !fs.existsSync(filePath);
+      if (file.type === "dir") return !fs.lstatSync(filePath).isDirectory();
     }
 
     return true;