diff --git a/src/main/java/org/olat/course/nodes/IQTESTCourseNode.java b/src/main/java/org/olat/course/nodes/IQTESTCourseNode.java
index ee22baf78a1ae6f6e5fb4dfb464b368ecef2b25f..731b2813ef0efbce02b6650658092f01ff65bb5f 100644
--- a/src/main/java/org/olat/course/nodes/IQTESTCourseNode.java
+++ b/src/main/java/org/olat/course/nodes/IQTESTCourseNode.java
@@ -670,8 +670,10 @@ public class IQTESTCourseNode extends AbstractAccessableCourseNode implements QT
 		}
 
 		CourseAssessmentService courseAssessmentService = CoreSpringFactory.getImpl(CourseAssessmentService.class);
+		AssessmentEntry currentAssessmentEntry = courseAssessmentService.getAssessmentEntry(this, assessedUserCourseEnv);
+		boolean increment = currentAssessmentEntry.getAttempts() == null || currentAssessmentEntry.getAttempts().intValue() == 0;
 		ScoreEvaluation sceval = new ScoreEvaluation(score, passed, null, null, null, 1.0d, AssessmentRunStatus.done, testSession.getKey());
-		courseAssessmentService.updateScoreEvaluation(this, sceval, assessedUserCourseEnv, coachingIdentity, true, by);
+		courseAssessmentService.updateScoreEvaluation(this, sceval, assessedUserCourseEnv, coachingIdentity, increment, by);
 	}
 
 	/**