diff --git a/src/main/java/org/olat/modules/coach/manager/CoachingDAO.java b/src/main/java/org/olat/modules/coach/manager/CoachingDAO.java
index 27df703bce9e0e5439c1c591d62a3b95a6ffc8ea..54cadb64a8ca110b283b7a1fdd4aef98ebec3408 100644
--- a/src/main/java/org/olat/modules/coach/manager/CoachingDAO.java
+++ b/src/main/java/org/olat/modules/coach/manager/CoachingDAO.java
@@ -919,7 +919,7 @@ public class CoachingDAO {
 	
 	private NativeQueryBuilder appendUsersStatisticsSearchParams(SearchCoachedIdentityParams params, Map<String,Object> queryParams, NativeQueryBuilder sb) {
 		if(params.getIdentityKey() != null) {
-			sb.append(" and id_participant.id like :identityKey");
+			sb.append(" and id_participant.id=:identityKey");
 			queryParams.put("identityKey", params.getIdentityKey());
 		}