diff --git a/extensions/typescript-language-features/esbuild.browser.mts b/extensions/typescript-language-features/esbuild.browser.mts
index 51439d792a60..81011c2efb11 100644
--- a/extensions/typescript-language-features/esbuild.browser.mts
+++ b/extensions/typescript-language-features/esbuild.browser.mts
@@ -83,6 +83,7 @@ await Promise.all([
 		outdir: outDir,
 		additionalOptions: {
 			loader: { '.wasm': 'dataurl' },
+			tsconfig: path.join(import.meta.dirname, 'tsconfig.browser.json'),
 		},
 	}, process.argv, copyTypescriptLibFiles),