diff --git a/ci/Dockerfile.dfinit b/ci/Dockerfile.dfinit
index 01cc8040..c84c793a 100644
--- a/ci/Dockerfile.dfinit
+++ b/ci/Dockerfile.dfinit
@@ -1,8 +1,8 @@
 FROM public.ecr.aws/docker/library/rust:1.82.0 AS builder
 
 RUN apt-get update && apt-get install -y \
-      openssl libclang-dev pkg-config protobuf-compiler \
-      && rm -rf /var/lib/apt/lists/*
+    openssl libclang-dev pkg-config protobuf-compiler \
+    && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app/client
 
diff --git a/dragonfly-client/src/dynconfig/mod.rs b/dragonfly-client/src/dynconfig/mod.rs
index 93cabdee..536b9287 100644
--- a/dragonfly-client/src/dynconfig/mod.rs
+++ b/dragonfly-client/src/dynconfig/mod.rs
@@ -25,7 +25,7 @@ use dragonfly_client_core::{Error, Result};
 use std::sync::Arc;
 use tokio::sync::{mpsc, Mutex, RwLock};
 use tonic_health::pb::health_check_response::ServingStatus;
-use tracing::{error, info, instrument};
+use tracing::{debug, error, info, instrument};
 use url::Url;
 
 /// Data is the dynamic configuration of the dfdaemon.
@@ -98,9 +98,10 @@ impl Dynconfig {
         loop {
             tokio::select! {
                 _ = interval.tick() => {
-                    if let Err(err) = self.refresh().await {
-                        error!("refresh dynconfig failed: {}", err);
-                    };
+                    match self.refresh().await {
+                        Err(err) => error!("refresh dynconfig failed: {}", err),
+                        Ok(_) => debug!("refresh dynconfig success"),
+                    }
                 }
                 _ = shutdown.recv() => {
                     // Dynconfig server shutting down with signals.