diff --git a/manifest.toml b/manifest.toml
index b571c34..cf9d079 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -16,7 +16,7 @@ demo = "https://libremdb.iket.me/about"
 code = "https://github.com/zyachel/libremdb"
 
 [integration]
-yunohost = ">= 11.2"
+yunohost = ">= 11.2.12"
 architectures = "all"
 multi_instance = true
 
@@ -57,4 +57,3 @@ ram.runtime = "50M"
     extras.yarn.repo = "deb https://dl.yarnpkg.com/debian/ stable main"
     extras.yarn.key = "https://dl.yarnpkg.com/debian/pubkey.gpg"
     extras.yarn.packages = "yarn"
-    
\ No newline at end of file
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 4ebfa3b..b998ffe 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -20,38 +20,3 @@ nodejs_version=18
 #=================================================
 # FUTURE OFFICIAL HELPERS
 #=================================================
-
-# get the first available redis database
-#
-# usage: ynh_redis_get_free_db
-# | returns: the database number to use
-ynh_redis_get_free_db() {
-	local result max db
-	result=$(redis-cli INFO keyspace)
-
-	# get the num
-	max=$(cat /etc/redis/redis.conf | grep ^databases | grep -Eow "[0-9]+")
-
-	db=0
-	# default Debian setting is 15 databases
-	for i in $(seq 0 "$max")
-	do
-	 	if ! echo "$result" | grep -q "db$i"
-	 	then
-			db=$i
-	 		break 1
- 		fi
- 		db=-1
-	done
-
-	test "$db" -eq -1 && ynh_die --message="No available Redis databases..."
-
-	echo "$db"
-}
-
-# usage: ynh_redis_remove_db database
-# | arg: database - the database to erase
-ynh_redis_remove_db() {
-	local db=$1
-	redis-cli -n "$db" flushall
-}