diff --git a/PKGBUILD b/PKGBUILD
index 6a9b0f3..8744bae 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -1,5 +1,5 @@
 pkgname=build
-pkgver=20211025
+pkgver=20211125
 pkgrel=0
 pkgdesc="Build packages in sandbox"
 arch=('i686' 'x86_64')
diff --git a/_service b/_service
index 1ef1a74..2248fc1 100644
--- a/_service
+++ b/_service
@@ -1,7 +1,7 @@
 <services>
   <service name="tar_scm" mode="manual">
-    <param name="revision">20211025</param>
-    <param name="version">20211025</param>
+    <param name="revision">20211125</param>
+    <param name="version">20211125</param>
     <param name="url">git://github.com/openSUSE/obs-build.git</param>
     <param name="scm">git</param>
     <param name="extract">dist/build.changes</param>
diff --git a/build.changes b/build.changes
index 50875a7..6e1e06c 100644
--- a/build.changes
+++ b/build.changes
@@ -1,3 +1,19 @@
+-------------------------------------------------------------------
+Thu Nov 25 13:01:00 UTC 2021 - Adrian Schröter <adrian@suse.de>
+
+- renamed tumbleweed config to tumbleweed
+- synced tumbleweed config changes
+- initial config for Leap 15.4
+- docker build environment
+  * Use /.dockerenv as marker for docker environment
+  * support privileged docker/nspawn mode
+  *  move --cap-add=SYS_ADMIN --cap-add=MKNOD to privileged mode
+  * initvm: do not attempt to mount /proc and binfmt_misc handler if present
+- pbuild
+  * rename --hide-timestamps to --no-timestamps
+  * reuse options from older builds
+  * revised --single build mode
+
 -------------------------------------------------------------------
 Mon Oct 25 09:16:20 UTC 2021 - Adrian Schröter <adrian@suse.de>
 
diff --git a/build.dsc b/build.dsc
index ffc9f6d..b97466d 100644
--- a/build.dsc
+++ b/build.dsc
@@ -1,6 +1,6 @@
 Format: 1.0
 Source: build
-Version: 20211025
+Version: 20211125
 Binary: build
 Maintainer: Adrian Schroeter <adrian@suse.de>
 Architecture: all
diff --git a/build.spec b/build.spec
index 9defa5e..0c4c1ef 100644
--- a/build.spec
+++ b/build.spec
@@ -28,7 +28,7 @@ Name:           %{__pkg_name}
 Summary:        A Script to Build SUSE Linux RPMs
 License:        GPL-2.0-only OR GPL-3.0-only
 Group:          Development/Tools/Building
-Version:        20211025
+Version:        20211125
 Release:        0
 Source:         obs-build-%{version}.tar.gz
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
@@ -177,10 +177,13 @@ ln -s sl42.${SLE_V:3:1}.conf default.conf
 # this is SUSE Leap 15 and higher
 ln -s sl${SLE_V:0:2}.${SLE_V:3:1}.conf default.conf
 %endif
-%if !0%{?sle_version} && ( 0%{?suse_version} <= 1310 || 0%{?suse_version} == 1320 || 0%{?suse_version} == 1330 || 0%{?suse_version} == 1550 )
+%if !0%{?sle_version} && ( 0%{?suse_version} <= 1310 || 0%{?suse_version} == 1320 || 0%{?suse_version} == 1330 )
 # this is old openSUSE releases and Factory
 ln -s sl${SUSE_V:0:2}.${SUSE_V:2:1}.conf default.conf
 %endif
+%if !0%{?sle_version} && ( 0%{?suse_version} == 1599 )
+ln -s tumbleweed.conf default.conf
+%endif
 %if 0%{?sle_version} && !0%{?is_opensuse}
 # this is SUSE SLE 12 and higher
 ln -s sle${SLE_V:0:2}.${SLE_V:3:1}.conf default.conf
diff --git a/debian.changelog b/debian.changelog
index 8efac11..de5bd70 100644
--- a/debian.changelog
+++ b/debian.changelog
@@ -1,4 +1,4 @@
-build (20211025) unstable; urgency=low
+build (20211125) unstable; urgency=low
 
   * Update to current git trunk
     - add sles11sp2 build config and adapt autodetection
diff --git a/obs-build-20211025.tar.gz b/obs-build-20211025.tar.gz
deleted file mode 100644
index c955978..0000000
--- a/obs-build-20211025.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e4fbd47674046157656d7fc95eb0d8fc3fe28047e3f245001eb3839af51ca086
-size 511118
diff --git a/obs-build-20211125.tar.gz b/obs-build-20211125.tar.gz
new file mode 100644
index 0000000..0f14172
--- /dev/null
+++ b/obs-build-20211125.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:1d8e6402a9e00a0f72212144c59692ca152ecaed883557cbab56b97630417daa
+size 536293