diff --git a/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c b/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c
index e309b69d77..9287475e08 100644
--- a/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c
+++ b/NetworkPkg/Ip6Dxe/Ip6ConfigImpl.c
@@ -1441,7 +1441,7 @@ Ip6ConfigInitIfInfo (
   UnicodeSPrint (
     IfInfo->Name,
     sizeof (IfInfo->Name),
-    L"eth%x",
+    L"eth%d",
     IpSb->Ip6ConfigInstance.IfIndex
   );