diff --git a/packages/angular_devkit/build_angular/src/tools/esbuild/angular/component-stylesheets.ts b/packages/angular_devkit/build_angular/src/tools/esbuild/angular/component-stylesheets.ts
index 5a85646c9c..3f744987eb 100644
--- a/packages/angular_devkit/build_angular/src/tools/esbuild/angular/component-stylesheets.ts
+++ b/packages/angular_devkit/build_angular/src/tools/esbuild/angular/component-stylesheets.ts
@@ -111,11 +111,13 @@ export class ComponentStylesheetBundler {
       return;
     }
 
+    const normalizedFiles = [...files].map(path.normalize);
+
     for (const bundler of this.#fileContexts.values()) {
-      bundler.invalidate(files);
+      bundler.invalidate(normalizedFiles);
     }
     for (const bundler of this.#inlineContexts.values()) {
-      bundler.invalidate(files);
+      bundler.invalidate(normalizedFiles);
     }
   }
 
diff --git a/tests/legacy-cli/e2e/tests/basic/rebuild.ts b/tests/legacy-cli/e2e/tests/basic/rebuild.ts
index e3bc9ec238..633ccec6f4 100644
--- a/tests/legacy-cli/e2e/tests/basic/rebuild.ts
+++ b/tests/legacy-cli/e2e/tests/basic/rebuild.ts
@@ -116,7 +116,7 @@ export default async function () {
     const response = await fetch(`http://localhost:${port}/styles.css`);
     const body = await response.text();
     if (!body.match(/color:\s?green/)) {
-      throw new Error('Expected component CSS to update.');
+      throw new Error('Expected global CSS to update.');
     }
   }
 }