diff --git a/Dockerfile b/Dockerfile
index d3f9d0e..60b3648 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@ ENV SQUID_CACHE_DIR=/var/spool/squid \
 ARG SQUID_VERSION
 
 WORKDIR /tmp
-RUN echo "deb-src http://deb.debian.org/debian buster main contrib" >> /etc/apt/sources.list && apt-get update && apt-get --no-install-recommends -y build-dep squid && apt-get --no-install-recommends -y install wget tar xz-utils libssl-dev libssl1.1 \
+RUN echo "deb-src http://deb.debian.org/debian buster main contrib" >> /etc/apt/sources.list && apt-get update && apt-get --no-install-recommends -y build-dep squid && apt-get --no-install-recommends -y install wget tar xz-utils libssl-dev libssl1.1 winbind \
     && wget http://www.squid-cache.org/Versions/v4/$SQUID_VERSION \
     && mkdir squid && tar -C squid --strip-components=1 -xzf $SQUID_VERSION \
     && cd squid \
@@ -28,6 +28,7 @@ RUN echo "deb-src http://deb.debian.org/debian buster main contrib" >> /etc/apt/
 		--enable-icap-support \
 		--enable-async-io \
 		--with-pthreads \
+        --with-winbind \
 		--bindir=/usr/sbin \
 		--sbindir=/usr/sbin \
 		--with-squid=/usr/lib/squid \