diff --git a/parameter.c b/parameter.c
index 92df292c6289384323d875aaff40c2373dc9075a..a5df2136988e53b69d88e66fe064b38e0fee24c7 100644
--- a/parameter.c
+++ b/parameter.c
@@ -132,7 +132,7 @@ int load_config_file(const char *config, pbuilderconfig *pc) {
 	char *delim;
 	int result;
 
-	asprintf(&s, "env bash -c 'set -e ; . %s; set ' 2>&1", config);
+	asprintf(&s, "env bash -c 'set -e ; . %s; set '", config);
 	f = popen(s, "r");
 	if (NULL == f) {
 		return -1;