diff --git a/docker.spec b/docker.spec
index 355991a..a84af2c 100644
--- a/docker.spec
+++ b/docker.spec
@@ -5,13 +5,13 @@
 
 Name:          docker
 Version:       19.03.15
-Release:       1mamba
+Release:       2mamba
 Summary:       An open-source application container engine
 Group:         System/Servers
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
-URL:           http://www.docker.com/
+URL:           https://www.docker.com/
 Source:        https://github.com/docker/docker-ce.git/v%{version}/docker-ce-%{version}.tar.bz2
 #Source1:       https://github.com/opencontainers/runc.git/%{runc_tag}/runc-%{version}.tar.bz2
 #Source2:       https://github.com/containerd/containerd.git/%{containerd_tag}/containerd-%{version}.tar.bz2
@@ -22,7 +22,6 @@ Patch0:        docker-1.9.1-build-missing-flags.patch
 License:       Apache License 2.0
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
-BuildRequires: ldconfig
 BuildRequires: libdevmapper-devel
 BuildRequires: libseccomp-devel
 BuildRequires: libsystemd-devel
@@ -33,7 +32,6 @@ BuildRequires: gcc-go
 %systemd_requires
 Requires:      containerd
 Requires:      runc
-BuildRoot:     %{_tmppath}/%{name}-%{version}-root
 
 %description
 An open-source application container engine.
@@ -69,6 +67,9 @@ srcdir=`pwd`
 export GOPATH="$srcdir"
 export PATH="$GOPATH/bin:$PATH"
 
+# Required since Go 1.16
+export GO111MODULE=off
+
 ### cli
 _fake_gopath_pushd components/cli github.com/docker/cli
 DISABLE_WARN_OUTSIDE_CONTAINER=1 make VERSION=%{version}-ce dynbinary
@@ -108,6 +109,11 @@ _fake_gopath_popd
 
 srcdir=`pwd`
 
+### proxy
+install -Dm755 libnetwork/proxy %{buildroot}%{_bindir}/docker-proxy
+### init
+install -Dm755 tini/tini-static %{buildroot}%{_bindir}/docker-init
+
 ### engine
 cd $srcdir/components/engine
 # binary
@@ -175,6 +181,8 @@ fi
 %{_bindir}/docker
 %{_bindir}/docker-containerd-ctr
 %{_bindir}/docker-containerd-shim
+%{_bindir}/docker-init
+%{_bindir}/docker-proxy
 %{_bindir}/docker-runc
 %{_bindir}/docker-containerd
 %{_bindir}/dockerd
@@ -193,6 +201,9 @@ fi
 %doc components/engine/AUTHORS components/engine/LICENSE
 
 %changelog
+* Wed Aug 04 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 19.03.15-2mamba
+- install docker-proxy and docker-init
+
 * Tue Feb 02 2021 Automatic Build System <autodist@mambasoft.it> 19.03.15-1mamba
 - automatic version update by autodist