diff --git a/server/cmd/blockmeta/main.go b/server/cmd/blockmeta/main.go
index 222dcee..55a011f 100644
--- a/server/cmd/blockmeta/main.go
+++ b/server/cmd/blockmeta/main.go
@@ -8,8 +8,8 @@ import (
 
 	"github.com/streamingfast/blockmeta-service/server"
 	"github.com/streamingfast/dauth"
-	_ "github.com/streamingfast/dauth/grpc"
-	_ "github.com/streamingfast/dauth/null"
+	authGrpc "github.com/streamingfast/dauth/grpc"
+	authNull "github.com/streamingfast/dauth/null"
 	"github.com/streamingfast/derr"
 	"go.uber.org/zap"
 )
@@ -25,6 +25,9 @@ func main() {
 	flag.Parse()
 	ctx := context.Background()
 
+	authGrpc.Register()
+	authNull.Register()
+
 	if *sinkServerAddress == "" {
 		zlog.Error("sink server address is required")
 		os.Exit(1)