diff --git a/check_process b/check_process
index c2b494b..613ef22 100644
--- a/check_process
+++ b/check_process
@@ -11,7 +11,7 @@
 		setup_public=1
 		upgrade=1
 		# 12.109.2~ynh1
-		# upgrade=1	from_commit=
+		upgrade=1	from_commit=d0b5378eb020818020114d647a56158caed1600e
 		backup_restore=1
 		multi_instance=1
 		change_url=0
@@ -19,6 +19,6 @@
 Email=
 Notification=
 ;;; Upgrade options
-	; commit=CommitHash
-		name=Name and date of the commit.
-		manifest_arg=domain=DOMAIN&path=PATH&is_public=1&language=fr&admin=USER&password=pass&port=666&
+	; commit=d0b5378eb020818020114d647a56158caed1600e
+		name=12.109.2~ynh1
+		manifest_arg=domain=DOMAIN&path=PATH&admin=USER&language=fr&is_public=1&password=pass&port=666&
diff --git a/conf/app.src b/conf/app.src
deleted file mode 100644
index 94e519c..0000000
--- a/conf/app.src
+++ /dev/null
@@ -1,5 +0,0 @@
-SOURCE_URL=https://github.com/misskey-dev/misskey/archive/refs/tags/13.2.2.tar.gz
-SOURCE_SUM=C7E936CE928FFB83CD2EC8FAB95173658915833BE65AB450E4BBEEB3CAC7BD13
-SOURCE_SUM_PRG=sha256sum
-SOURCE_FORMAT=tar.gz
-SOURCE_IN_SUBDIR=true
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 5096fe6..9e79c5f 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -6,6 +6,8 @@
 
 NODEJS_VERSION="18.13.0"
 
+COMMIT="857042c9d39d1b799432d2c74cb6d0a7fe6acf64"
+
 # dependencies used by the app
 pkg_dependencies="ffmpeg postgresql build-essential"
 
diff --git a/scripts/install b/scripts/install
index d330c55..55a6096 100755
--- a/scripts/install
+++ b/scripts/install
@@ -102,7 +102,7 @@ ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 git clone https://github.com/misskey-dev/misskey.git "$final_path" --quiet
 
 pushd "$final_path"
-    git checkout master
+    git checkout $COMMIT
     git submodule update --init
 popd
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 3e907d1..645942d 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -108,7 +108,7 @@ then
 	# Download, check integrity, uncompress and patch the source from app.src
 	ynh_setup_source --dest_dir="$final_path" --keep=".config/default.yml"
 		pushd "$final_path"
-		git checkout master
+		git checkout $COMMIT
 		git pull --quiet
 		git submodule update --init --quiet
 	popd