diff --git a/manifest.toml b/manifest.toml
index d98efbb..bf2cba0 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -16,7 +16,7 @@ website = "https://gitlab.com/jedie/django-find-my-device"
 code = "https://gitlab.com/jedie/django-find-my-device"
 
 [integration]
-yunohost = ">= 11.2"
+yunohost = ">= 11.2.12"
 architectures = "all"
 multi_instance = false
 ldap = true
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 79a602a..115601e 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -4,8 +4,6 @@
 # COMMON VARIABLES
 #=================================================
 
-
-
 #=================================================
 # PERSONAL HELPERS
 #=================================================
@@ -29,41 +27,3 @@ _install_fmd_venv() {
 #=================================================
 # 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 "No available Redis databases..."
-
-    echo "$db"
-}
-
-# Create a master password and set up global settings
-# Please always call this script in install and restore scripts
-#
-# usage: ynh_redis_remove_db database
-# | arg: database - the database to erase
-ynh_redis_remove_db() {
-    local db=$1
-    redis-cli -n "$db" flushall
-}