diff --git a/src/content/docs/ssl/edge-certificates/additional-options/certificate-signing-requests.mdx b/src/content/docs/ssl/edge-certificates/additional-options/certificate-signing-requests.mdx
index daa8c431acfd8da..2fe09d8e673d82f 100644
--- a/src/content/docs/ssl/edge-certificates/additional-options/certificate-signing-requests.mdx
+++ b/src/content/docs/ssl/edge-certificates/additional-options/certificate-signing-requests.mdx
@@ -46,3 +46,5 @@ To use a CSR:
 ## Renew a certificate
 
 When you [renew a custom certificate](/ssl/edge-certificates/custom-certificates/renewing/), you can reuse a previously generated CSR.
+
+Note that it is not possible to use a different CSR with the same certificate. In this case, you must upload the certificate as a new certificate, selecting the new CSR.