diff --git a/src/endWeek/saTakeClasses.js b/src/endWeek/saTakeClasses.js
index b99fd4af18069e0097d8ddfced5d5d2e69f46b5f..95e221f20139f286c78ef1e2d15d46d2473b109f 100644
--- a/src/endWeek/saTakeClasses.js
+++ b/src/endWeek/saTakeClasses.js
@@ -745,7 +745,7 @@ App.SlaveAssignment.takeClasses = function saTakeClasses(slave) {
 		}
 		if (tutorForSlave(slave)) {
 			const skill = slave.skill[tutorKeyToSkillKey(tutorForSlave(slave))];
-			r += ` ${He} is currently ${Math.round((skill / Constant.MASTERED_XP) * 100)}% through training and should be finished in approximately ${numberWithPluralOne(Math.round((Constant.MASTERED_XP - skill) / lessonSkillIncrease(slave)), "week")}.`;
+			r += ` ${He} is currently ${Math.round((skill / Constant.MASTERED_XP) * 100)}% through training and should be finished in approximately ${numberWithPluralOne(Math.ceil((Constant.MASTERED_XP - skill) / lessonSkillIncrease(slave)), "week")}.`;
 		}
 	}