diff --git a/docs/en/latest/mtls.md b/docs/en/latest/mtls.md
index eae5a17fe615..1a1180a0978f 100644
--- a/docs/en/latest/mtls.md
+++ b/docs/en/latest/mtls.md
@@ -163,7 +163,7 @@ Sometimes the upstream requires mTLS. In this situation, the APISIX acts as the
 
 When configuring `upstreams`, we could use parameter `tls.client_cert` and `tls.client_key` to configure the client certificate APISIX used to communicate with upstreams. Please refer to [Admin API](./admin-api.md#upstream) for details.
 
-This feature requires APISIX to run on [APISIX-Base](./FAQ/#how-do-i-build-the-apisix-base-environment).
+This feature requires APISIX to run on [APISIX-Base](./FAQ.md#how-do-i-build-the-apisix-base-environment).
 
 Here is a similar Python script to patch a existed upstream with mTLS (changes admin API url if needed):