diff --git a/pkg/ingester/client/client.go b/pkg/ingester/client/client.go
index b24f056ff2cdc..81388ce5987cf 100644
--- a/pkg/ingester/client/client.go
+++ b/pkg/ingester/client/client.go
@@ -61,7 +61,6 @@ func (cfg *Config) RegisterFlags(f *flag.FlagSet) {
 // New returns a new ingester client.
 func New(cfg Config, addr string) (HealthAndIngesterClient, error) {
 	opts := []grpc.DialOption{
-		grpc.WithInsecure(),
 		grpc.WithDefaultCallOptions(cfg.GRPCClientConfig.CallOptions()...),
 	}