diff --git a/MekHQ/resources/mekhq/resources/CampaignOptionsDialog.properties b/MekHQ/resources/mekhq/resources/CampaignOptionsDialog.properties
index 9618bab245..68a81d6cd2 100644
--- a/MekHQ/resources/mekhq/resources/CampaignOptionsDialog.properties
+++ b/MekHQ/resources/mekhq/resources/CampaignOptionsDialog.properties
@@ -1847,7 +1847,7 @@ lblMissionsPanel.text=Missions
 lblVocationalXP.text=Vocational XP per \u26A0
 lblVocationalXP.tooltip=How much experience should be awarded per vocational experience check? This\
   \ value is doubled while on any contract not classified as 'Garrison Type' (any contract that\
-  \ ends in 'Duty').
+  \ ends in 'Duty,' other than 'Relief Duty').
 lblVocationalXPFrequency.text=Months
 lblVocationalXPFrequency.tooltip=How many months occur between vocational experience checks?\
   \ Characters will make a vocational experience check every time this many months has passed.