diff --git a/en/mkdocs.yml b/en/mkdocs.yml
index 8d38f8b..70ccd51 100644
--- a/en/mkdocs.yml
+++ b/en/mkdocs.yml
@@ -194,8 +194,8 @@ nav:
       # - Microphone Array:
       #   - products/array_mic/index.md
       - USB V7.1 Gaming SoundCard:
-         - products/game/index.md
-         - GM68311-VC1: products/game/gm68311_vc1.md  
+        - products/game/index.md
+        - GM68311-VC1: products/game/gm68311_vc1.md  
       - USB OTG:
         - products/usb_otg/index.md
         - OT82111-VC1: products/usb_otg/ot82111_vc1.md