diff --git a/main.go b/main.go
index a038abbc..e2b1fe28 100644
--- a/main.go
+++ b/main.go
@@ -228,6 +228,7 @@ func main() {
 
 	dialOptions := append(
 		tracing.WithTracingDial(),
+		grpc.WithBlock(),
 		grpc.WithDefaultCallOptions(
 			grpc.WaitForReady(true),
 			grpc.PerRPCCredentials(token.NewPerRPCCredentials(spiffejwt.TokenGeneratorFunc(source, cfg.MaxTokenLifetime)))),