1 files changed, 3 insertions, 1 deletions
diff --git a/INSTALL.md b/INSTALL.md
index 42132f1eb4..9fe767704b 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -418,7 +418,9 @@ so, you will need to edit `homeserver.yaml`, as follows:
for having Synapse automatically provision and renew federation
certificates through ACME can be found at [ACME.md](docs/ACME.md).
Note that, as pointed out in that document, this feature will not
- work with installs set up after November 2020. If you are using your
+ work with installs set up after November 2020.
+
+ If you are using your
own certificate, be sure to use a `.pem` file that includes the full
certificate chain including any intermediate certificates (for
instance, if using certbot, use `fullchain.pem` as your certificate,
|