diff --git a/packages/astro/src/assets/vite-plugin-assets.ts b/packages/astro/src/assets/vite-plugin-assets.ts
index ea576fb1aa27..a4346edcea8b 100644
--- a/packages/astro/src/assets/vite-plugin-assets.ts
+++ b/packages/astro/src/assets/vite-plugin-assets.ts
@@ -106,7 +106,7 @@ export default function assets({
 			},
 			// In build, rewrite paths to ESM imported images in code to their final location
 			async renderChunk(code) {
-				const assetUrlRE = /__ASTRO_ASSET_IMAGE__([a-z\d]{8})__(?:_(.*?)__)?/g;
+				const assetUrlRE = /__ASTRO_ASSET_IMAGE__([\w$]{8})__(?:_(.*?)__)?/g;
 
 				let match;
 				let s;
diff --git a/packages/astro/test/astro-css-bundling.test.js b/packages/astro/test/astro-css-bundling.test.js
index 2da01108fa9d..ae66ea838f30 100644
--- a/packages/astro/test/astro-css-bundling.test.js
+++ b/packages/astro/test/astro-css-bundling.test.js
@@ -69,7 +69,7 @@ describe('CSS Bundling', function () {
 
 		it('CSS includes hashes', async () => {
 			const [firstFound] = await fixture.readdir('/_astro');
-			expect(firstFound).to.match(/[a-z]+\.[0-9a-z]{8}\.css/);
+			expect(firstFound).to.match(/[a-z]+\.[\w-]{8}\.css/);
 		});
 	});
 
diff --git a/packages/astro/test/ssr-manifest.test.js b/packages/astro/test/ssr-manifest.test.js
index b45d6b581d90..02feed6b3993 100644
--- a/packages/astro/test/ssr-manifest.test.js
+++ b/packages/astro/test/ssr-manifest.test.js
@@ -25,7 +25,7 @@ describe('astro:ssr-manifest', () => {
 		const html = await response.text();
 
 		const $ = cheerio.load(html);
-		expect($('#assets').text()).to.equal('["/_astro/index.a8a337e4.css"]');
+		expect($('#assets').text()).to.match(/\["\/_astro\/index.([\w-]{8})\.css"\]/);
 	});
 
 	it('includes compressHTML', async () => {
diff --git a/packages/astro/test/ssr-split-manifest.test.js b/packages/astro/test/ssr-split-manifest.test.js
index 7df104e7616d..89c8e00ef898 100644
--- a/packages/astro/test/ssr-split-manifest.test.js
+++ b/packages/astro/test/ssr-split-manifest.test.js
@@ -45,7 +45,9 @@ describe('astro:ssr-manifest, split', () => {
 		const html = await response.text();
 
 		const $ = cheerio.load(html);
-		expect($('#assets').text()).to.equal('["/_astro/index.a8a337e4.css","/prerender/index.html"]');
+		expect($('#assets').text()).to.match(
+			/\["\/_astro\/index\.([\w-]{8})\.css","\/prerender\/index\.html"\]/
+		);
 	});
 
 	it('should give access to entry points that exists on file system', async () => {