diff --git a/.changeset/twelve-sloths-kiss.md b/.changeset/twelve-sloths-kiss.md
new file mode 100644
index 000000000000..c0439a5020ae
--- /dev/null
+++ b/.changeset/twelve-sloths-kiss.md
@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Fixes build errors on platforms with skew protection enabled (e.g. Vercel, Netlify) for inter-chunk Javascript using dynamic imports
diff --git a/packages/astro/src/core/build/plugins/plugin-chunk-imports.ts b/packages/astro/src/core/build/plugins/plugin-chunk-imports.ts
index 84a2fdb7b286..5fed5d1e20e9 100644
--- a/packages/astro/src/core/build/plugins/plugin-chunk-imports.ts
+++ b/packages/astro/src/core/build/plugins/plugin-chunk-imports.ts
@@ -47,8 +47,11 @@ export function pluginChunkImports(options: StaticBuildOptions): VitePlugin | un
 			let rewritten = code;
 			for (let i = relativeImports.length - 1; i >= 0; i--) {
 				const imp = relativeImports[i];
-				// imp.s and imp.e are the start/end offsets of the module specifier (without quotes)
-				rewritten = rewritten.slice(0, imp.e) + '?' + queryString + rewritten.slice(imp.e);
+				// imp.s and imp.e are the start/end offsets of the module specifier.
+				// Static imports: e points after the specifier text, before the quote.
+				// Dynamic string imports: e points after the closing quote.
+				const insertAt = imp.d > -1 ? imp.e - 1 : imp.e;
+				rewritten = rewritten.slice(0, insertAt) + '?' + queryString + rewritten.slice(insertAt);
 			}
 
 			return { code: rewritten, map: null };
diff --git a/packages/astro/test/asset-query-params.test.js b/packages/astro/test/asset-query-params.test.js
index 641c21c7b750..d197e2c2bfd6 100644
--- a/packages/astro/test/asset-query-params.test.js
+++ b/packages/astro/test/asset-query-params.test.js
@@ -173,29 +173,46 @@ describe('Asset Query Parameters in Inter-Chunk JS Imports', () => {
 		const scripts = $('script[src]');
 		assert.ok(scripts.length > 0, 'Should have at least one external script');
 
-		let foundRelativeImport = false;
+		let foundStaticImport = false;
+		let foundDynamicImport = false;
 		// Read all client JS files and check inter-chunk imports have query params
 		const jsFiles = await fixture.glob('client/**/*.js');
 		for (const file of jsFiles) {
 			const code = await fixture.readFile(`/${file}`);
-			// Match relative imports: from"./chunk.js", from "./chunk.js", import("./chunk.js")
-			const allImports = [
+			// Match static imports: from "./chunk.js", from "./chunk.js"
+			const staticImports = [
 				...code.matchAll(/(from\s*["'])(\.\.?\/[^"']+\.(?:js|mjs)(?:\?[^"']*)?)(["'])/g),
+			];
+			// Match dynamic imports: import("./chunk.js")
+			const dynamicImports = [
 				...code.matchAll(/(import\s*\(\s*["'])(\.\.?\/[^"']+\.(?:js|mjs)(?:\?[^"']*)?)(["'])/g),
 			];
-			for (const match of allImports) {
-				foundRelativeImport = true;
+			for (const match of staticImports) {
+				foundStaticImport = true;
 				const importPath = match[2];
 				assert.match(
 					importPath,
 					/\?dpl=test-deploy-id/,
-					`Inter-chunk import should include assetQueryParams: ${match[0]}`,
+					`Static inter-chunk import should include assetQueryParams: ${match[0]}`,
+				);
+			}
+			for (const match of dynamicImports) {
+				foundDynamicImport = true;
+				const importPath = match[2];
+				assert.match(
+					importPath,
+					/\?dpl=test-deploy-id/,
+					`Dynamic inter-chunk import should include assetQueryParams: ${match[0]}`,
 				);
 			}
 		}
 		assert.ok(
-			foundRelativeImport,
-			'Expected at least one relative inter-chunk import in client JS files',
+			foundStaticImport,
+			'Expected at least one static relative inter-chunk import in client JS files',
+		);
+		assert.ok(
+			foundDynamicImport,
+			'Expected at least one dynamic relative inter-chunk import in client JS files',
 		);
 	});
 });
diff --git a/packages/astro/test/fixtures/asset-query-params-chunks/src/components/DynamicLoader.astro b/packages/astro/test/fixtures/asset-query-params-chunks/src/components/DynamicLoader.astro
new file mode 100644
index 000000000000..c2643ede351d
--- /dev/null
+++ b/packages/astro/test/fixtures/asset-query-params-chunks/src/components/DynamicLoader.astro
@@ -0,0 +1,6 @@
+<div id="dynamic-loader">Dynamic Loader</div>
+<script>
+	const { greet, MESSAGES } = await import('./shared.js');
+	const el = document.getElementById('dynamic-loader');
+	if (el) el.textContent = greet('Dynamic') + ' ' + MESSAGES.loading;
+</script>
diff --git a/packages/astro/test/fixtures/asset-query-params-chunks/src/pages/index.astro b/packages/astro/test/fixtures/asset-query-params-chunks/src/pages/index.astro
index 53c0d49f70c0..a7f6c2dd2abf 100644
--- a/packages/astro/test/fixtures/asset-query-params-chunks/src/pages/index.astro
+++ b/packages/astro/test/fixtures/asset-query-params-chunks/src/pages/index.astro
@@ -1,11 +1,13 @@
 ---
 import CounterA from '../components/CounterA.astro';
 import CounterB from '../components/CounterB.astro';
+import DynamicLoader from '../components/DynamicLoader.astro';
 ---
 <html>
 	<head><title>Chunk Imports Test</title></head>
 	<body>
 		<CounterA />
 		<CounterB />
+		<DynamicLoader />
 	</body>
 </html>