diff --git a/.gitignore b/.gitignore
index ec660e7..4c3f96c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,3 +5,6 @@
 
 *swp
 
+auto_update_config.sh
+auto_update/Synapse_build_*.log
+auto_update/synapse_build_temp.log
diff --git a/auto_update/auto_update.sh b/auto_update/auto_update.sh
new file mode 100644
index 0000000..540cb44
--- /dev/null
+++ b/auto_update/auto_update.sh
@@ -0,0 +1,167 @@
+#!/bin/bash
+
+set -eu
+
+source auto_update_config.sh
+
+readonly debian_version_name_1="bookworm"
+readonly debian_version_name_2="bullseye"
+
+get_from_manifest() {
+    result=$(python3 <<EOL
+import toml
+import json
+with open("../manifest.toml", "r") as f:
+    file_content = f.read()
+loaded_toml = toml.loads(file_content)
+json_str = json.dumps(loaded_toml)
+print(json_str)
+EOL
+    )
+    echo $result | jq -r "$1"
+}
+
+check_synapse() {
+    synapse_remote_version=$(curl 'https://api.github.com/repos/element-hq/synapse/releases/latest' -H 'Host: api.github.com' --compressed | jq -r ".tag_name" | cut -dv -f2)
+
+    ## Check if new build is needed
+    if [[ "$synapse_version" != "$synapse_remote_version" ]]
+    then
+        synapse_version="$synapse_remote_version"
+        return 0
+    else
+        return 1
+    fi
+}
+
+upgrade_synapse() {
+    (
+        set -eu
+
+        # Define output file name
+        # arm build: ${result_prefix_name_deb_1}-bin1_armv7l.tar.gz
+        # arm build checksum: ${result_prefix_name_deb_1}-bin1_armv7l-sha256.txt
+        # requirement.txt: ${result_prefix_name_deb_1}-build1_requirement.txt
+        readonly result_prefix_name_deb_1="matrix-synapse_${synapse_version}-$debian_version_name_1"
+        readonly result_prefix_name_deb_2="matrix-synapse_${synapse_version}-$debian_version_name_2"
+
+        # Build armv7 build
+        build_cmd_deb_1 $synapse_version $result_prefix_name_deb_1
+        build_cmd_deb_2 $synapse_version $result_prefix_name_deb_2
+        push_armv7_build
+
+        # Update python requirement
+        cp $build_result_path_deb_1/${result_prefix_name_deb_1}-build1_requirement.txt ../conf/requirement_$debian_version_name_1.txt
+        cp $build_result_path_deb_2/${result_prefix_name_deb_2}-build1_requirement.txt ../conf/requirement_$debian_version_name_2.txt
+
+        # Update manifest
+        sed -r -i 's|version = "[[:alnum:].]{4,8}~ynh1"|version = "'${synapse_version}'~ynh1"|' ../manifest.toml
+
+        # Update this link
+        sed -r -i "s|arm.url\s*=(.*)/releases/download/v[[:alnum:].]{4,8}/matrix-synapse_[[:alnum:].]{4,8}-$debian_version_name_1-bin1_armv7l.tar.gz|arm.url =\1/releases/download/v${synapse_version}/matrix-synapse_${synapse_version}-$debian_version_name_1-bin1_armv7l.tar.gz|"  ../manifest.toml
+        sed -r -i "s|arm.url\s*=(.*)/releases/download/v[[:alnum:].]{4,8}/matrix-synapse_[[:alnum:].]{4,8}-$debian_version_name_2-bin1_armv7l.tar.gz|arm.url =\1/releases/download/v${synapse_version}/matrix-synapse_${synapse_version}-$debian_version_name_2-bin1_armv7l.tar.gz|"  ../manifest.toml
+
+        # Update checksum
+        sha256sum_arm_archive_deb_1=$(cat $build_result_path_deb_1/${result_prefix_name_deb_1}-bin1_armv7l-sha256.txt)
+        sha256sum_arm_archive_deb_2=$(cat $build_result_path_deb_2/${result_prefix_name_deb_2}-bin1_armv7l-sha256.txt)
+        prev_sha256sum_arm_archive_deb_1=$(get_from_manifest ".resources.sources.synapse_prebuilt_armv7_$debian_version_name_1.armhf.sha256")
+        prev_sha256sum_arm_archive_deb_2=$(get_from_manifest ".resources.sources.synapse_prebuilt_armv7_$debian_version_name_2.armhf.sha256")
+        sed -r -i "s|$prev_sha256sum_arm_archive_deb_1|$sha256sum_arm_archive_deb_1|" ../manifest.toml
+        sed -r -i "s|$prev_sha256sum_arm_archive_deb_2|$sha256sum_arm_archive_deb_2|" ../manifest.toml
+
+        git commit -a -m "Upgrade synapse to $synapse_version"
+        git push gitea auto_update:auto_update
+    ) 2>&1 | tee "synapse_build_temp.log"
+    return ${PIPESTATUS[0]}
+}
+
+push_armv7_build() {
+    ## Make a draft release json with a markdown body
+    local release='"tag_name": "v'$synapse_version'", "target_commitish": "master", "name": "v'$synapse_version'", '
+    local body="Synapse prebuilt bin for synapse_ynh\\n=========\\nPlease refer to upstream project for the change : https://github.com/element-hq/synapse/releases\\n\\nSha256sum for $debian_version_name_1 : $(cat $build_result_path_deb_1/SUM_matrix-synapse_${synapse_version}-$debian_version_name_1-bin1_armv7l.tar.gz)\\nSha256sum for $debian_version_name_2 : $(cat $build_result_path_deb_2/SUM_matrix-synapse_${synapse_version}-$debian_version_name_2-bin1_armv7l.tar.gz)"
+    release+='"body": "'$body'",'
+    release+='"draft": true, "prerelease": false'
+    release='{'$release'}'
+    local url="https://api.github.com/repos/$owner/$repo/releases"
+    local succ=$(curl -H "Authorization: token $perstok" --data "$release" $url)
+
+    ## In case of success, we upload a file
+    local upload_generic=$(echo "$succ" | grep upload_url)
+    if [[ $? -eq 0 ]]; then
+        echo "Release created."
+    else
+        echo "Error creating release!"
+        return 1
+    fi
+
+    local upload_prefix
+    local upload_file
+    local upload_ok
+    local download
+    for archive_name in $build_result_path_deb_1/${result_prefix_name_deb_1}-bin1_armv7l.tar.gz \
+                        $build_result_path_deb_2/${result_prefix_name_deb_2}-bin1_armv7l.tar.gz
+    do
+
+        # $upload_generic is like:
+        # "upload_url": "https://uploads.github.com/repos/:owner/:repo/releases/:ID/assets{?name,label}",
+        upload_prefix=$(echo $upload_generic | cut -d "\"" -f4 | cut -d "{" -f1)
+        upload_file="$upload_prefix?name=${archive_name##*/}"
+
+        echo "Start uploading file"
+        i=0
+        upload_ok=false
+        while [ $i -le 4 ]; do
+            i=$((i+1))
+            # Download file
+            set +e
+            succ=$(curl -H "Authorization: token $perstok" \
+                -H "Content-Type: $(file -b --mime-type $archive_name)" \
+                -H "Accept: application/vnd.github.v3+json" \
+                --data-binary @$archive_name $upload_file)
+            res=$?
+            set -e
+            if [ $res -ne 0 ]; then
+                echo "Curl upload failled"
+                continue
+            fi
+            echo "Upload done, check result"
+
+            set +eu
+            download=$(echo "$succ" | egrep -o "browser_download_url.+?")
+            res=$?
+            if [ $res -ne 0 ] || [ -z "$download" ]; then
+                set -eu
+                echo "Result upload error"
+                continue
+            fi
+            set -eu
+            echo "$download" | cut -d: -f2,3 | cut -d\" -f2
+            echo "Upload OK"
+            upload_ok=true
+            break
+        done
+
+        if ! $upload_ok; then
+            echo "Upload completely failed, exit"
+            return 1
+        fi
+    done
+}
+
+synapse_version=$(get_from_manifest ".version" |  cut -d'~' -f1)
+
+if check_synapse
+then
+    set +eu
+    upgrade_synapse
+    res=$?
+    set -eu
+    if [ $res -eq 0 ]; then
+        result="Success"
+    else
+        result="Failed"
+    fi
+    msg="Build: synapse version $synapse_version\n"
+    msg+="$(cat synapse_build_temp.log)"
+    echo -e "$msg" | mail.mailutils -a "Content-Type: text/plain; charset=UTF-8" -s "Autoupgrade synapse : $result" "$notify_email"
+fi
diff --git a/auto_update/auto_update_config_example.sh b/auto_update/auto_update_config_example.sh
new file mode 100644
index 0000000..88a926d
--- /dev/null
+++ b/auto_update/auto_update_config_example.sh
@@ -0,0 +1,24 @@
+
+build_cmd_deb_1() {
+    pushd ~
+    sudo /root/build_synapse_bin.sh $1 $2 --chroot-yes
+    popd
+    sudo chown app_upgrader ~/$2*
+}
+build_cmd_deb_2() {
+    local target_dir=~
+    sudo chroot /mnt/bookworm_build /root/build_synapse_bin.sh $1 $2 --chroot-yes
+    sudo mv -t $target_dir /mnt/bookworm_build/$2*
+    sudo chown app_upgrader $target_dir/$2*
+}
+
+
+build_result_path_deb_1=~
+build_result_path_deb_2=~
+
+notify_email="hello@world.tld"
+
+# For github arm release
+owner="YunoHost-Apps"
+repo="synapse_python_build"
+perstok="kkk"