diff --git a/compose/.env-template b/compose/.env-template
index c88f162..0899e06 100644
--- a/compose/.env-template
+++ b/compose/.env-template
@@ -39,10 +39,11 @@ COLLAB_FQDN=collab.example.com
 INTEL_FQDN=intel.example.com
 INTEL_SECRET=super-secret-string
 
+# SSL cerfificate files should be placed in the `nginx/ssl` directory.
 SSL_COLLAB_CERT=ssl-collab.crt
 SSL_COLLAB_KEY=ssl-collab.key
 
 SSL_INTEL_CERT=ssl-intel.crt
 SSL_INTEL_KEY=ssl-intel.key
 
-DHPARAM_PEM=dhparam.pem
\ No newline at end of file
+DHPARAM_PEM=dhparam.pem