diff --git a/Dockerfile b/Dockerfile
index 7b86183..c5511ea 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM debian:buster as stage
 ARG PACKAGE_BASEURL=https://download.zerotier.com/debian/buster/pool/main/z/zerotier-one
 ARG ARCH=amd64
-ARG VERSION=1.6.5
+ARG VERSION=1.6.6
 RUN apt-get update -qq && apt-get install -qq --no-install-recommends -y ca-certificates=20200601~deb10u2 curl=7.64.0-4+deb10u2
 RUN curl -sSL -o zerotier-one.deb "${PACKAGE_BASEURL}/zerotier-one_${VERSION}_${ARCH}.deb"
 
@@ -14,4 +14,4 @@ RUN dpkg -i zerotier-one.deb && rm -f zerotier-one.deb
 RUN echo "${VERSION}" >/etc/zerotier-version
 COPY entrypoint.sh /entrypoint.sh
 RUN chmod 755 /entrypoint.sh
-ENTRYPOINT ["/entrypoint.sh"]
\ No newline at end of file
+ENTRYPOINT ["/entrypoint.sh"]