diff --git a/src/content/docs/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/custom-certificates/index.mdx b/src/content/docs/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/custom-certificates/index.mdx
index 6f3d9e6ccc9..aad29371e14 100644
--- a/src/content/docs/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/custom-certificates/index.mdx
+++ b/src/content/docs/cloudflare-for-platforms/cloudflare-for-saas/security/certificate-management/custom-certificates/index.mdx
@@ -35,4 +35,6 @@ Cloudflare also only accepts publicly trusted certificates of these types:
 - `SHA1WithRSA`
 - `ECDSAWithSHA256`
 
+For uploaded custom certificates, Cloudflare accepts 2,048-bit and 4,096-bit RSA private keys.
+
 If you attempt to upload another type of certificate or a certificate that has been self-signed, it will be rejected.