diff --git a/lib/utils/export.js b/lib/utils/export.js
index 5bfa707..0b9cb26 100644
--- a/lib/utils/export.js
+++ b/lib/utils/export.js
@@ -38,7 +38,7 @@ module.exports = function() {
 			let dest = OUTPUT_DIR + pathname;
 
 			const type = res.headers.get('Content-Type');
-			if (type.startsWith('text/html;')) dest += '/index.html';
+			if (type.startsWith('text/html')) dest += '/index.html';
 
 			sander.writeFileSync(dest, body);