diff --git a/scripts/install b/scripts/install
index 1cc15ba..743c885 100644
--- a/scripts/install
+++ b/scripts/install
@@ -230,9 +230,12 @@ $wpcli_alias plugin activate authldap $plugin_network
 $wpcli_alias plugin activate companion-auto-update $plugin_network
 $wpcli_alias plugin activate wp-fail2ban-redux $plugin_network
 
+# Set file and directories ownership
+mkdir -p $final_path/wp-content/uploads
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
+chmod g+s $final_path/wp-content/uploads
 
 #=================================================
 # STORE THE CONFIG FILE CHECKSUM
diff --git a/scripts/restore b/scripts/restore
index 41556c1..f9ee58f 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -74,9 +74,12 @@ ynh_script_progression --message="Restoring the app main directory..."
 
 ynh_restore_file --origin_path="$final_path"
 
+# Set file and directories ownership
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
+chmod g+s $final_path/wp-content/uploads
+chmod g+s $(find $final_path/wp-content/uploads -type d)
 
 chmod 400 "$final_path/wp-config.php"
 chown $app:$app "$final_path/wp-config.php"
diff --git a/scripts/upgrade b/scripts/upgrade
index 0481559..0e7a5e0 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -277,9 +277,14 @@ $wpcli_alias plugin activate wp-fail2ban-redux $plugin_network
 # Disable broken plugin http-authentication
 $wpcli_alias plugin is-installed http-authentication && $wpcli_alias plugin deactivate http-authentication $plugin_network
 
+
+# Set file and directories ownership
+mkdir -p $final_path/wp-content/uploads
 chmod 750 "$final_path"
 chmod -R o-rwx "$final_path"
 chown -R $app:www-data "$final_path"
+chmod g+s $final_path/wp-content/uploads
+chmod g+s $(find $final_path/wp-content/uploads -type d)
 
 #=================================================
 # STORE THE CHECKSUM OF THE CONFIG FILE