diff --git a/lib/param/param_functions.c b/lib/param/param_functions.c
index 99194210e80..6a8e9cb1b68 100644
--- a/lib/param/param_functions.c
+++ b/lib/param/param_functions.c
@@ -409,7 +409,7 @@ FN_GLOBAL_STRING(setprimarygroup_script, szSetPrimaryGroupScript)
 FN_GLOBAL_STRING(set_quota_command, szSetQuota)
 FN_GLOBAL_STRING(share_backend, szShareBackend)
 FN_GLOBAL_STRING(shutdown_script, szShutdownScript)
-FN_GLOBAL_STRING(username_map_script, szUsernameMapScript)
+FN_GLOBAL_STRING(username_map_script, usernameMapScript)
 FN_GLOBAL_STRING(username_map, usernameMap)
 FN_GLOBAL_STRING(usershare_path, szUsersharePath)
 FN_GLOBAL_STRING(wins_hook, szWINSHook)
diff --git a/lib/param/param_table.c b/lib/param/param_table.c
index fae27be0219..6d805c54390 100644
--- a/lib/param/param_table.c
+++ b/lib/param/param_table.c
@@ -2692,7 +2692,7 @@ static struct parm_struct parm_table[] = {
 		.label		= "username map script",
 		.type		= P_STRING,
 		.p_class	= P_GLOBAL,
-		.offset		= GLOBAL_VAR(szUsernameMapScript),
+		.offset		= GLOBAL_VAR(usernameMapScript),
 		.special	= NULL,
 		.enum_list	= NULL,
 		.flags		= FLAG_ADVANCED,