diff --git a/go.be0 b/go.be0
index da3715539..5c25818ad 100755
--- a/go.be0
+++ b/go.be0
@@ -1,6 +1,6 @@
 #!/usr/bin/env beesh
 
-# BEE_VERSION go-1.20.4-0
+# BEE_VERSION go-1.21.1-0
 
 # see also: https://golang.org/doc/install/source
 
@@ -8,22 +8,22 @@
 #SRCURL[1]="https://redirector.gvt1.com/edgedl/go/go${PKGVERSION}.src.tar.gz"
 SRCURL[0]="https://beehive.molgen.mpg.de/dbf727a4b0e365bf88d97cbfde590016/go1.4-bootstrap-20171003.tar.gz"
 SRCURL[1]="https://beehive.molgen.mpg.de/4476707f05cf6915ec1173038dc357a9/go1.17.13.src.tar.gz"
-# https://go.dev/dl/go1.20.4.src.tar.gz
-SRCURL[2]="https://beehive.molgen.mpg.de/2ea74f4e87758e0fbeb4cc6d04d2e020/go1.20.4.src.tar.gz"
+#SRCURL[2]="https://go.dev/dl/go1.21.1.src.tar.gz"
+SRCURL[2]="https://beehive.molgen.mpg.de/00ef7b2f4c47990c37dd60bd15fa8c0f/go1.21.1.src.tar.gz"
 
 # PATCHURL+=()
 
-build_in_sourcedir
+# build_in_sourcedir
 
-sourcesubdir_append src
+# sourcesubdir_append src
 
 mee_extract() {
     # extract bootstrap version of go-1.4 to arbitrary location
-    mkdir ${S}/bootstrap-1.4
-    bee_extract_do_tar "${1}" ${S}/bootstrap-1.4 --strip-components 1
+    mkdir -p ${B}/bootstrap-1.4
+    bee_extract_do_tar "${1}" ${B}/bootstrap-1.4 --strip-components 1
     shift
-    mkdir ${S}/bootstrap-1.17.13
-    bee_extract_do_tar "${1}" ${S}/bootstrap-1.17.13 --strip-components 1
+    mkdir ${B}/bootstrap-1.17.13
+    bee_extract_do_tar "${1}" ${B}/bootstrap-1.17.13 --strip-components 1
     shift
     bee_extract "${@}"
 }
@@ -38,7 +38,7 @@ mee_extract() {
 
 mee_build() {
 
-    cd ${S}/../bootstrap-1.4/src
+    cd ${B}/bootstrap-1.4/src
 
     # https://github.com/golang/go/issues/16906  "cannot load DWARF output ..."
     CGO_ENABLED=0 \
@@ -47,11 +47,10 @@ mee_build() {
 
     echo "---- bootstrap 1.4 built ----"
 
-    cd ${S}/../bootstrap-1.17.13/src
+    cd ${B}/bootstrap-1.17.13/src
 
     # https://github.com/golang/go/issues/16906  "cannot load DWARF output ..."
-    export GOROOT_BOOTSTRAP=${S}/../bootstrap-1.4
-    export GOROOT_FINAL=${LIBDIR}/go
+    export GOROOT_BOOTSTRAP=${B}/bootstrap-1.4
 
     CGO_ENABLED=0 \
     CFLAGS='-Wno-implicit-fallthrough -Wno-shift-negative-value' \
@@ -59,27 +58,38 @@ mee_build() {
 
     echo "---- bootstrap 1.17.13 built ----"
 
-    cd ${S}
+    cd ${S}/src
 
-    export GOROOT_BOOTSTRAP=${S}/../bootstrap-1.17.13
+    export GOROOT_BOOTSTRAP=${B}/bootstrap-1.17.13
     export GOROOT_FINAL=${LIBDIR}/go
-    ./make.bash --no-clean
+    . ./make.bash --no-banner
+#     $GOTOOLDIR/dist banner
+
 }
 
 
 mee_install() {
     # The binaries expect /scratch/local/bee-root/go/go-1.10-0/source to be copied or moved to /usr/lib/go
+
+
+    # GOROOT_FINAL soll weg
+    # https://github.com/golang/go/issues/61921
+
+    mkdir -pv ${D}${LIBDIR}/go/bin
+    cp -rv ${S}/bin/. ${D}${LIBDIR}/go/bin
+
     mkdir -pv ${D}${BINDIR}
+    ln -vs ${LIBDIR}/go/bin/go ${D}${BINDIR}
+    ln -vs ${LIBDIR}/go/bin/gofmt ${D}${BINDIR}
 
-    cp -rv ${S}/../bin/. ${D}${BINDIR}
+    mkdir -pv ${D}${LIBDIR}/go/src
 
-    # strace -s 200 -e file ${S}/../bin/go install -buildmode=shared std
 
     # Install standardlibs https://golang.org/pkg/#stdlib
 
     mkdir -pv ${D}${LIBDIR}/go/src
 
-    cd ${S}
+    cd ${S}/src
     for i in *; do
         if [ -d "${i}" ]; then
             cp -rv ${i} ${D}${LIBDIR}/go/src
@@ -88,7 +98,6 @@ mee_install() {
 
     #Install tools for go
     mkdir -pv ${D}${LIBDIR}/go/pkg
-    cp -rv ${S}/../pkg/tool ${D}${LIBDIR}/go/pkg
-    cp -rv ${S}/../pkg/include ${D}${LIBDIR}/go/pkg
-#    cp -rv ${S}/../pkg/linux_amd64 ${D}${LIBDIR}/go/pkg
+    cp -rv ${S}/pkg/tool ${D}${LIBDIR}/go/pkg
+    cp -rv ${S}/pkg/include ${D}${LIBDIR}/go/pkg
 }