diff --git a/packages/wxt/e2e/utils.ts b/packages/wxt/e2e/utils.ts
index 9d2394af..bcca1a26 100644
--- a/packages/wxt/e2e/utils.ts
+++ b/packages/wxt/e2e/utils.ts
@@ -189,9 +189,9 @@ export class TestProject {
     return fs.pathExists(this.resolvePath(...path));
   }
 
-  async getOutputManifest(
+  getOutputManifest(
     path: string = '.output/chrome-mv3/manifest.json',
   ): Promise<any> {
-    return await fs.readJson(this.resolvePath(path));
+    return fs.readJson(this.resolvePath(path));
   }
 }
diff --git a/packages/wxt/src/core/builders/vite/index.ts b/packages/wxt/src/core/builders/vite/index.ts
index c798749d..d88e5b11 100644
--- a/packages/wxt/src/core/builders/vite/index.ts
+++ b/packages/wxt/src/core/builders/vite/index.ts
@@ -453,7 +453,7 @@ async function moveHtmlFiles(
   );
 
   // TODO: Optimize and only delete old path directories
-  removeEmptyDirs(config.outDir);
+  await removeEmptyDirs(config.outDir);
 
   return movedChunks;
 }
diff --git a/packages/wxt/src/core/builders/vite/plugins/download.ts b/packages/wxt/src/core/builders/vite/plugins/download.ts
index 28ef30ac..68460f34 100644
--- a/packages/wxt/src/core/builders/vite/plugins/download.ts
+++ b/packages/wxt/src/core/builders/vite/plugins/download.ts
@@ -15,12 +15,12 @@ export function download(config: ResolvedConfig): Plugin {
     resolveId(id) {
       if (id.startsWith('url:')) return '\0' + id;
     },
-    async load(id) {
+    load(id) {
       if (!id.startsWith('\0url:')) return;
 
       // Load file from network or cache
       const url = id.replace('\0url:', '');
-      return await fetchCached(url, config);
+      return fetchCached(url, config);
     },
   };
 }
diff --git a/packages/wxt/src/core/runners/web-ext.ts b/packages/wxt/src/core/runners/web-ext.ts
index 1d45fea5..46309142 100644
--- a/packages/wxt/src/core/runners/web-ext.ts
+++ b/packages/wxt/src/core/runners/web-ext.ts
@@ -88,7 +88,7 @@ export function createWebExtRunner(): ExtensionRunner {
     },
 
     async closeBrowser() {
-      return await runner?.exit();
+      await runner?.exit();
     },
   };
 }
diff --git a/packages/wxt/src/core/utils/building/find-entrypoints.ts b/packages/wxt/src/core/utils/building/find-entrypoints.ts
index 06e49818..cb05f5c8 100644
--- a/packages/wxt/src/core/utils/building/find-entrypoints.ts
+++ b/packages/wxt/src/core/utils/building/find-entrypoints.ts
@@ -184,8 +184,7 @@ async function importEntrypoints(infos: EntrypointInfo[]) {
   await Promise.all([
     // HTML
     ...htmlInfos.map(async (info) => {
-      const res = await importHtmlEntrypoint(info);
-      resMap[info.inputPath] = res;
+      resMap[info.inputPath] = await importHtmlEntrypoint(info);
     }),
     // JS
     (async () => {
diff --git a/packages/wxt/src/core/utils/building/internal-build.ts b/packages/wxt/src/core/utils/building/internal-build.ts
index da551d8a..4e718bd6 100644
--- a/packages/wxt/src/core/utils/building/internal-build.ts
+++ b/packages/wxt/src/core/utils/building/internal-build.ts
@@ -87,7 +87,7 @@ export async function internalBuild(): Promise<BuildOutput> {
       } else {
         wxt.logger.info(`Opening ${pc.yellow(statsPath)} in browser...`);
         const { default: open } = await import('open');
-        open(wxt.config.analysis.outputFile);
+        await open(wxt.config.analysis.outputFile);
       }
     }
   }
diff --git a/packages/wxt/src/core/utils/network.ts b/packages/wxt/src/core/utils/network.ts
index 57a7918b..fbeef4ac 100644
--- a/packages/wxt/src/core/utils/network.ts
+++ b/packages/wxt/src/core/utils/network.ts
@@ -4,13 +4,7 @@ import { withTimeout } from './time';
 
 function isOffline(): Promise<boolean> {
   const isOffline = new Promise<boolean>((res) => {
-    dns.resolve('google.com', (err) => {
-      if (err == null) {
-        res(false);
-      } else {
-        res(true);
-      }
-    });
+    dns.resolve('google.com', (err) => res(err != null));
   });
   return withTimeout(isOffline, 1e3).catch(() => true);
 }
diff --git a/packages/wxt/src/utils/content-script-ui/shared.ts b/packages/wxt/src/utils/content-script-ui/shared.ts
index c23b52eb..d1efea6e 100644
--- a/packages/wxt/src/utils/content-script-ui/shared.ts
+++ b/packages/wxt/src/utils/content-script-ui/shared.ts
@@ -213,7 +213,7 @@ function autoMountUi(
       }
     }
   }
-  observeElement(resolvedAnchor);
+  void observeElement(resolvedAnchor);
 
   return { stopAutoMount: _stopAutoMount };
 }