diff --git a/dolideb/config.yaml b/dolideb/config.yaml
index 854abeb..e3ddbda 100644
--- a/dolideb/config.yaml
+++ b/dolideb/config.yaml
@@ -28,5 +28,5 @@ environment:
   DOLI_DB_NAME: dolibarr
   DOLI_URL_ROOT: 'http://0.0.0.0'
   PHP_INI_DATE_TIMEZONE: 'Europe/Paris'
-  PHP_INI_SESSION_GC_MAXLIFETIME: 7200
-  PHP_INI_SESSION_COOKIE_LIFETIME: 7200
\ No newline at end of file
+  PHP_INI_SESSION_GC_MAXLIFETIME: '7200'
+  PHP_INI_SESSION_COOKIE_LIFETIME: '7200'
\ No newline at end of file