diff --git a/doc/integration/saml.md b/doc/integration/saml.md
index 73f220801bff48913cdb7cae8f2b683f25e2b5bc..c42807f33cd7b4d35867ae49ceea54c724c8b3ac 100644
--- a/doc/integration/saml.md
+++ b/doc/integration/saml.md
@@ -200,6 +200,8 @@ You can configure GitLab to use multiple SAML IdPs if:
 - The `strategy_class` is explicitly set because it cannot be inferred from provider
   name.
 
+[SAML Group Sync](../user/group/saml_sso/group_sync.md) does not support multiple IdPs. For more information, see [issue 386605](https://gitlab.com/gitlab-org/gitlab/-/issues/386605).
+
 Example provider's configuration for installations from source:
 
 ```yaml
diff --git a/doc/user/group/saml_sso/group_sync.md b/doc/user/group/saml_sso/group_sync.md
index 80d145fc6bbbccd9cd9b2d1ee2f92fbda6d85375..52847d2a69c018cbf534437c9df096ef213d9b5d 100644
--- a/doc/user/group/saml_sso/group_sync.md
+++ b/doc/user/group/saml_sso/group_sync.md
@@ -27,6 +27,10 @@ You must include the SAML configuration block on all Sidekiq nodes in addition t
 - Use SAML Group Sync.
 - Have multiple GitLab nodes, for example in a distributed or highly available architecture.
 
+NOTE:
+SAML Group Sync is only supported for the [SAML provider named `saml`](../../../integration/saml.md#configure-gitlab-to-use-multiple-saml-idps).
+As a result, SAML Group Sync only supports a single SAML provider. For more information, see [issue 386605](https://gitlab.com/gitlab-org/gitlab/-/issues/386605).
+
 WARNING:
 To prevent users being accidentally removed from the GitLab group, follow these instructions closely before
 enabling Group Sync in GitLab.