diff --git a/docs/html/topics/https-certificates.md b/docs/html/topics/https-certificates.md
index 05ef35e48f0..ff640575e6c 100644
--- a/docs/html/topics/https-certificates.md
+++ b/docs/html/topics/https-certificates.md
@@ -40,7 +40,8 @@ To opt-out of using system certificates you can pass the `--use-deprecated=legac
 flag to pip.
 
 ```{warning}
-On Python 3.9 or earlier, by default only certifi is used to verify HTTPS connections.
+On Python 3.9 or earlier, only certifi is used to verify HTTPS connections as
+`truststore` requires Python 3.10 or higher to function.
 
 The system certificate store won't be used in this case, so some situations like proxies
 with their own certificates may not work. Upgrading to at least Python 3.10 or later is