diff --git a/Dockerfile b/Dockerfile
index 386d588..ac7224b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,10 +5,8 @@ ENV LANG=C.UTF-8 \
     DEBIAN_FRONTEND=noninteractive
 
 # install the minimum needed for a standard git-buildpackage build
-# that includes pristine-tar.  This also does not install
-# documentation to keep the image small.
-RUN printf "path-exclude=/usr/share/locale/*\npath-exclude=/usr/share/man/*\npath-exclude=/usr/share/doc/*\npath-include=/usr/share/doc/*/copyright\n" >/etc/dpkg/dpkg.cfg.d/01_nodoc \
-	&& mkdir -p /usr/share/man/man1 \
+# that includes pristine-tar. update-alternatives needs ../man1/
+RUN mkdir -p /usr/share/man/man1 \
 	&& apt-get update \
 	&& apt-get -qy upgrade \
 	&& apt-get -qy dist-upgrade \