diff --git a/agent/consul/acl.go b/agent/consul/acl.go
index c17fbdf7c..7845ab53d 100644
--- a/agent/consul/acl.go
+++ b/agent/consul/acl.go
@@ -318,7 +318,7 @@ type aclFilter struct {
 // newACLFilter constructs a new aclFilter.
 func newACLFilter(acl acl.ACL, logger *log.Logger, enforceVersion8 bool) *aclFilter {
 	if logger == nil {
-		logger = log.New(os.Stdout, "", log.LstdFlags)
+		logger = log.New(os.Stderr, "", log.LstdFlags)
 	}
 	return &aclFilter{
 		acl:             acl,