diff --git a/Dockerfile b/Dockerfile
index a0f27a0..8935569 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,6 +3,6 @@ FROM amazon/aws-cli:2.33.8
 COPY deploy.sh /deploy.sh
 
 # Get tools needed for packaging
-RUN yum install -y jq && \
+RUN yum install -y jq diffutils && \
     yum clean all && \
     rm -rf /var/cache/yum