diff --git a/packages/vite/src/module-runner/utils.ts b/packages/vite/src/module-runner/utils.ts
index cf74ccc881bf33..33c0a158b1d32f 100644
--- a/packages/vite/src/module-runner/utils.ts
+++ b/packages/vite/src/module-runner/utils.ts
@@ -7,8 +7,7 @@ export function normalizeAbsoluteUrl(url: string, root: string): string {
   // file:///C:/root/id.js -> C:/root/id.js
   if (url.startsWith('file://')) {
     // 8 is the length of "file:///"
-    // url = url.slice(isWindows ? 8 : 7)
-    url = url.slice(7)
+    url = url.slice(isWindows ? 8 : 7)
   }
 
   // strip root from the URL because fetchModule prefers a public served url path
diff --git a/packages/vite/src/node/ssr/runtime/__tests__/fixtures/dynamic-import.js b/packages/vite/src/node/ssr/runtime/__tests__/fixtures/dynamic-import.js
index 457a1b723bf7ce..c846bdc560a108 100644
--- a/packages/vite/src/node/ssr/runtime/__tests__/fixtures/dynamic-import.js
+++ b/packages/vite/src/node/ssr/runtime/__tests__/fixtures/dynamic-import.js
@@ -10,7 +10,10 @@ export const initialize = async () => {
     dynamicRelative: await import(nameRelative),
     dynamicAbsolute: await import(nameAbsolute),
     dynamicAbsoluteExtension: await import(nameAbsoluteExtension),
-    dynamicAbsoluteFull: await import(path.join(import.meta.dirname, "simple.js")),
+    dynamicAbsoluteFull: await import(path.join(
+      ...process.platform === 'win32' ? ['/@fs'] : [],
+      import.meta.dirname, "simple.js"
+    )),
     static: staticModule,
   }
 }