diff --git a/locale/en/gui.cfg b/locale/en/gui.cfg
index 557253d2..260f1c2e 100644
--- a/locale/en/gui.cfg
+++ b/locale/en/gui.cfg
@@ -77,7 +77,7 @@ no-tasks-tooltip=Click on the plus button to the top right of this window to add
 last-edit=Last edited by __1__ at __2__
 add-tooltip=Add new task
 confirm=Confirm
-confirm-tooltip=Save task
+confirm-tooltip=Save task (minimum of 5 characters long)
 discard=Discard
 discard-tooltip=Discard task/changes
 delete=Delete