diff --git a/README.md b/README.md
index d393466..399db1d 100644
--- a/README.md
+++ b/README.md
@@ -42,12 +42,12 @@ are due to the Android linker. More details can be found at https://stackoverflo
 So all in all my Android backup setup looks like:
 - borg, termux and tasker
 - termux: Task (https://f-droid.org/packages/com.termux.tasker/) for tasker integration
-- tsu (modified so that it takes commands with -c): https://github.com/ravenschade/tsu
+- tsu (using tsudo of the tsu package)
 - .termux/tasker/backup.sh:
 ``` bash
 #!/data/data/com.termux/files/usr/bin/bash
 date
-tsu -e -c "~/borgbackup_on_android/borg.sh"
+tsudo "~/borgbackup_on_android/borg.sh"
 date
 read
 ```
@@ -55,11 +55,13 @@ read
 ```bash
 #!/data/data/com.termux/files/usr/bin/bash
 t=`date +%d_%m_%Y`
-export BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK=yes
+# export BORG_UNKNOWN_UNENCRYPTED_REPO_ACCESS_IS_OK=yes
 export BORG_RELOCATED_REPO_ACCESS_IS_OK=yes
 host=angler
 dirs="/ /system /vendor /cache /persist /firmware /storage /data"
 export BORG_RSH=borg_ssh_wrapper
 source /data/data/com.termux/files/home/borgbackup_on_android/borg-env/bin/activate
-borg create -C lz4 -p -v --stats --one-file-system backup:/backup/borg/$host::$t $dirs # 2> ~/borg_backup_${t}.err
+borg create -C lz4 -p -v --stats --one-file-system backup:/backup/borg/$host::filesystem-$t $dirs
 ```
+
+Dont forget to set ssh configs accordingly!
diff --git a/build.sh b/build.sh
index 2443e65..fe47718 100755
--- a/build.sh
+++ b/build.sh
@@ -1,6 +1,7 @@
 #!/data/data/com.termux/files/usr/bin/bash
+set -e
 set -x
-apt -y install make clang openssl-dev perl tsu wget git python python-dev gnupg dirmngr curl autoconf automake sed gettext gzip pkg-config libcrypt-dev
+apt -y install make clang openssl-dev perl tsu wget git python python-dev gnupg dirmngr curl autoconf automake sed gettext gzip pkg-config libcrypt-dev libzmq-dev
 
 
 pip install virtualenv
@@ -33,6 +34,7 @@ make install
 cd ..
 
 #download and build libattr
+gpg2 --recv-keys 0542DF34
 wget https://download.savannah.gnu.org/releases/attr/attr-2.4.47.src.tar.gz
 wget https://download.savannah.gnu.org/releases/attr/attr-2.4.47.src.tar.gz.sig
 gpg2 attr-2.4.47.src.tar.gz.sig
@@ -58,7 +60,7 @@ cd ..
 #download and build libacl
 wget https://download.savannah.gnu.org/releases/acl/acl-2.2.52.src.tar.gz
 wget https://download.savannah.gnu.org/releases/acl/acl-2.2.52.src.tar.gz.sig
-gpg2 --recv-key 0542DF34
+gpg2 acl-2.2.52.src.tar.gz.sig
 tar -xf acl-2.2.52.src.tar.gz
 cd acl-2.2.52
 #fixing paths to sh