diff --git a/packages/angular/build/src/tools/esbuild/stylesheets/stylesheet-cache-key.ts b/packages/angular/build/src/tools/esbuild/stylesheets/stylesheet-cache-key.ts
index 22397ab189b3..d760a14197ec 100644
--- a/packages/angular/build/src/tools/esbuild/stylesheets/stylesheet-cache-key.ts
+++ b/packages/angular/build/src/tools/esbuild/stylesheets/stylesheet-cache-key.ts
@@ -26,6 +26,7 @@ import type { BundleStylesheetOptions } from './bundle-options';
  * - `publicPath`: Affects relative asset URL rewriting (`url('...')`) inside CSS output.
  * - `outputNames`: Affects asset output filename hashing schemes.
  * - `inlineFonts`: Controls whether external web font `@import` / `<link>` directives are inlined.
+ * - `dataurl`: Controls whether referenced assets are inlined as base64 data URIs.
  * - `preserveSymlinks`: Controls symlink realpath resolution in monorepos/pnpm workspace packages.
  * - `externalDependencies`: Controls which CSS modules/urls are excluded from bundling.
  * - `postcssConfig`: Path to custom PostCSS configuration file.
@@ -56,6 +57,7 @@ export function calculateGlobalStylesheetConfigHash(
       publicPath: options.publicPath,
       outputNames: options.outputNames,
       inlineFonts: options.inlineFonts,
+      dataurl: options.dataurl ?? false,
       preserveSymlinks: options.preserveSymlinks,
       externalDependencies: options.externalDependencies,
       postcssConfig: options.postcssConfiguration?.configPath
diff --git a/packages/angular/build/src/tools/esbuild/stylesheets/stylesheet-cache-key_spec.ts b/packages/angular/build/src/tools/esbuild/stylesheets/stylesheet-cache-key_spec.ts
index c524a2d0c36b..49b232720fbf 100644
--- a/packages/angular/build/src/tools/esbuild/stylesheets/stylesheet-cache-key_spec.ts
+++ b/packages/angular/build/src/tools/esbuild/stylesheets/stylesheet-cache-key_spec.ts
@@ -70,5 +70,20 @@ describe('Stylesheet Global Config Hash', () => {
       );
       expect(hash1).not.toBe(hash2);
     });
+
+    it('should produce different hashes when dataurl changes', () => {
+      const hash1 = calculateGlobalStylesheetConfigHash(baseOptions, '1.0.0');
+      const hash2 = calculateGlobalStylesheetConfigHash({ ...baseOptions, dataurl: true }, '1.0.0');
+      expect(hash1).not.toBe(hash2);
+    });
+
+    it('should produce the same hash when dataurl is undefined or false', () => {
+      const hash1 = calculateGlobalStylesheetConfigHash(baseOptions, '1.0.0');
+      const hash2 = calculateGlobalStylesheetConfigHash(
+        { ...baseOptions, dataurl: false },
+        '1.0.0',
+      );
+      expect(hash1).toBe(hash2);
+    });
   });
 });