diff --git a/.drone.yml b/.drone.yml
index cfcd9ae..b91528e 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -1,15 +1,38 @@
+
+# kind: pipeline
+# type: kubernetes
+# name: build-amd64
+
+# node_selector:
+#   kubernetes.io/arch: amd64
+
+# steps:
+# - name: docker
+#   image: plugins/docker
+#   settings:
+#     repo: badjware/helium-blockchain-exporter
+#     # docker use a mtu of 1500 by default, which may cause packet drop in k8s
+#     mtu: 1450
+#     auto_tag: true
+#     username:
+#       from_secret: docker_username
+#     password:
+#       from_secret: docker_password
+---
 kind: pipeline
 type: kubernetes
-name: arm64
+name: build-arm64
 
 node_selector:
-  beta.kubernetes.io/arch: arm64
+  kubernetes.io/arch: arm64
 
 steps:
 - name: docker
   image: plugins/docker
   settings:
     repo: badjware/helium-blockchain-exporter
+    # docker use a mtu of 1500 by default, which may cause packet drop in k8s
+    mtu: 1450
     auto_tag: true
     username:
       from_secret: docker_username
diff --git a/heliumapi/query.go b/heliumapi/query.go
index 8ac9a0e..42f6f08 100644
--- a/heliumapi/query.go
+++ b/heliumapi/query.go
@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io/ioutil"
-	"log"
 	"net/http"
 	"time"
 
@@ -125,7 +124,7 @@ func getHeliumApiWithCursor(path string, params *map[string]string) ([][]byte, e
 		defer resp.Body.Close()
 
 		// read the response body and add it to the result array
-		log.Printf("querying %v", req.URL.String())
+		// log.Printf("querying %v", req.URL.String())
 		body, err := ioutil.ReadAll(resp.Body)
 		if err != nil {
 			return nil, fmt.Errorf("failed to read response body of %v: %v", req.URL.String(), err)