diff --git a/dockers/agent/core/ngt/Dockerfile b/dockers/agent/core/ngt/Dockerfile
index 6e015220db..0b2a71e4c4 100644
--- a/dockers/agent/core/ngt/Dockerfile
+++ b/dockers/agent/core/ngt/Dockerfile
@@ -19,7 +19,8 @@ ARG DISTROLESS_IMAGE=gcr.io/distroless/static
 ARG DISTROLESS_IMAGE_TAG=nonroot
 ARG MAINTAINER="vdaas.org vald team <vald@vdaas.org>"
 
-FROM --platform=${TARGETPLATFORM} ubuntu:devel AS builder
+# TODO: revert this changes.
+FROM ubuntu:devel AS builder
 
 ARG TARGETARCH
 ARG TARGETOS