diff --git a/tks-cluster/aws_kubectl.Dockerfile b/dockerfiles/Dockerfile.aws_kubectl
old mode 100755
new mode 100644
similarity index 100%
rename from tks-cluster/aws_kubectl.Dockerfile
rename to dockerfiles/Dockerfile.aws_kubectl
diff --git a/dockerfiles/Dockerfile.sonobuoy-worker b/dockerfiles/Dockerfile.sonobuoy-worker
new file mode 100644
index 00000000..c9e197d2
--- /dev/null
+++ b/dockerfiles/Dockerfile.sonobuoy-worker
@@ -0,0 +1,13 @@
+FROM centos:centos7
+
+MAINTAINER Cloud Co, SK Telecom
+
+USER root
+RUN curl -sSLo sonobuoy.tar.gz https://github.com/vmware-tanzu/sonobuoy/releases/download/v0.56.6/sonobuoy_0.56.6_linux_amd64.tar.gz
+RUN tar -xzf ./sonobuoy.tar.gz
+RUN chmod +x ./sonobuoy && cp sonobuoy /usr/bin/ && rm -rf ./sonobuoy*
+
+RUN curl -Lo /usr/bin/kubectl "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
+RUN chmod +x /usr/bin/kubectl
+
+CMD ["bash"]
diff --git a/tks-cluster/secret-github.yaml b/tks-cluster/secrets/secret-github.yaml
similarity index 100%
rename from tks-cluster/secret-github.yaml
rename to tks-cluster/secrets/secret-github.yaml