diff --git a/src/main/java/org/mariadb/jdbc/client/impl/StandardClient.java b/src/main/java/org/mariadb/jdbc/client/impl/StandardClient.java
index 0c5cb1e32..16f54d767 100644
--- a/src/main/java/org/mariadb/jdbc/client/impl/StandardClient.java
+++ b/src/main/java/org/mariadb/jdbc/client/impl/StandardClient.java
@@ -337,7 +337,7 @@ public void authenticationHandler(Credential credential, HostAddress hostAddress
               throw context
                   .getExceptionFactory()
                   .create(
-                      "Self signed certificates. Either set sslMode=trust, set a password or"
+                      "Self signed certificates. Either set sslMode=trust, use password with a MitM-Proof authentication plugin or"
                           + " provide server certificate to client",
                       "08000");
             }