diff --git a/docs/configure_https.md b/docs/configure_https.md
index e366cb5d7..ff18f7217 100644
--- a/docs/configure_https.md
+++ b/docs/configure_https.md
@@ -120,3 +120,11 @@ After setting up HTTPS for Harbor, you can verify it by the follow steps:
     cp yourdomain.com.crt /etc/pki/ca-trust/source/anchors/reg.yourdomain.com.crt
     update-ca-trust
     ```
+
+3. If setting up harbor behind an nginx proxy or elastic load balancing, harbor nginx will reset the values of x-fowarded-XXX headers from first layer nginx or elastic load balancing, and the requests will not be routed properly.  
+In this situation remove the following lines in "location /", "location /v2/" and "location /service/" sections.  
+    ```
+    proxy_set_header X-Real-IP $remote_addr;  
+    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;  
+    proxy_set_header X-Forwarded-Proto $scheme;  
+    ```