diff --git a/admin_manual/configuration_server/config_sample_php_parameters.rst b/admin_manual/configuration_server/config_sample_php_parameters.rst
index 20f3aee00..c17a20455 100644
--- a/admin_manual/configuration_server/config_sample_php_parameters.rst
+++ b/admin_manual/configuration_server/config_sample_php_parameters.rst
@@ -2230,7 +2230,7 @@ Disable background scanning of files
 
 By default, a background job runs every 10 minutes and execute a background
 scan to sync filesystem and database. Only users with unscanned files
-(size=0 in filecache) are included. Maximum 500 users per job.
+(size < 0 in filecache) are included. Maximum 500 users per job.
 
 Defaults to ``true``