diff --git a/servconf.c b/servconf.c
index 25cc28d..677a61b 100644
--- a/servconf.c
+++ b/servconf.c
@@ -311,7 +311,7 @@ fill_default_server_options(ServerOptions *options)
 
 	/* Portable-specific options */
 	if (options->use_pam == -1)
-		options->use_pam = 0;
+		options->use_pam = 1;
 
 	/* X.509 Standard Options */
 	/* options->hostbased_algorithms */
