diff --git a/ldapauthenticator/ldapauthenticator.py b/ldapauthenticator/ldapauthenticator.py
index 5dde8a6..9745d1c 100644
--- a/ldapauthenticator/ldapauthenticator.py
+++ b/ldapauthenticator/ldapauthenticator.py
@@ -401,7 +401,7 @@ def get_connection(self, userdn, password):
             self.server_address, port=self.server_port, use_ssl=self.use_ssl
         )
         auto_bind = (
-            self.use_ssl and ldap3.AUTO_BIND_TLS_BEFORE_BIND or ldap3.AUTO_BIND_NO_TLS
+            ldap3.AUTO_BIND_NO_TLS if use_ssl else ldap3.AUTO_BIND_TLS_BEFORE_BIND
         )
         conn = ldap3.Connection(
             server, user=userdn, password=password, auto_bind=auto_bind