diff --git a/Dockerfile b/Dockerfile
index 152356e..ca5a4dd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,6 +3,7 @@ FROM alpine:3.11
 ARG KUBECTL_VERSION="1.15.10"
 
 RUN apk add py-pip curl
+RUN pip install pyyaml==5.3.1
 RUN pip install awscli
 RUN curl -L -o /usr/bin/kubectl https://amazon-eks.s3.us-west-2.amazonaws.com/1.15.10/2020-02-22/bin/linux/amd64/kubectl
 RUN chmod +x /usr/bin/kubectl