diff --git a/check_process b/check_process
index 1a5eefe..23fedde 100644
--- a/check_process
+++ b/check_process
@@ -12,7 +12,8 @@
 		setup_private=1
 		setup_public=1
 		upgrade=1
-		#upgrade=1	from_commit=CommitHash
+		# 0.5.3ynh1
+		upgrade=1	from_commit=ac72525a476648c6ccc9d9b52d68fdbd638b1d31
 		backup_restore=1
 		multi_instance=0
 		change_url=0
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 4dcb681..2bccbe6 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -4,8 +4,6 @@
 # COMMON VARIABLES
 #=================================================
 
-COMMIT="cad83a339ea53cd50aed9aa45a85e9f5b6443b64"
-
 # dependencies used by the app
 pkg_dependencies="postgresql postgresql-contrib python3-venv libpq-dev"
 
diff --git a/scripts/install b/scripts/install
index 7b3a2a2..defe995 100755
--- a/scripts/install
+++ b/scripts/install
@@ -98,12 +98,8 @@ ynh_psql_setup_db --db_user=$db_user --db_name=$db_name
 ynh_script_progression --message="Setting up source files..." --weight=1
 
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
-# Note: We use git instead of ynh_setup_source, cause this repo use submodules
-git clone https://github.com/bookwyrm-social/bookwyrm.git "$final_path" --quiet
 
-pushd "$final_path"
-    git checkout $COMMIT
-popd
+ynh_setup_source --dest_dir="$final_path"
 
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
diff --git a/scripts/upgrade b/scripts/upgrade
index df37377..5440159 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -77,13 +77,6 @@ then
 
 	# Download, check integrity, uncompress and patch the source from app.src
 	ynh_setup_source --dest_dir="$final_path" --keep=".env"
-	pushd "$final_path"
-		git checkout production
-		git pull --quiet
-		git checkout $COMMIT
-		./bw-dev update
-	popd
-
 fi
 
 chmod 750 "$final_path"