diff --git a/administrator/language/en-GB/com_scheduler.ini b/administrator/language/en-GB/com_scheduler.ini
index 283897198568b..a54b1c9156b7b 100644
--- a/administrator/language/en-GB/com_scheduler.ini
+++ b/administrator/language/en-GB/com_scheduler.ini
@@ -131,7 +131,7 @@ COM_SCHEDULER_TASK_TYPE="Task Type"
 COM_SCHEDULER_TASK_TYPE_ASC="Task Type ascending"
 COM_SCHEDULER_TASK_TYPE_DESC="Task Type descending"
 COM_SCHEDULER_TEST_RUN="Run Test"
-COM_SCHEDULER_TEST_RUN_DURATION="Duration: %d seconds"
+COM_SCHEDULER_TEST_RUN_DURATION="Duration: %s seconds"
 COM_SCHEDULER_TEST_RUN_OUTPUT="Output:<br>%s"
 COM_SCHEDULER_TEST_RUN_STATUS_COMPLETED="Status: Completed"
 COM_SCHEDULER_TEST_RUN_STATUS_STARTED="Status: Started"