diff --git a/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/api/v1/GeneralInformationServiceLogger.java b/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/api/v1/GeneralInformationServiceLogger.java
index 559164663184e2b0dda6a5bdbfd82657cbf2d6d9..e76544b02fbcf4e8e3c22347b6f1e22776652744 100644
--- a/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/api/v1/GeneralInformationServiceLogger.java
+++ b/openbis/source/java/ch/systemsx/cisd/openbis/generic/server/api/v1/GeneralInformationServiceLogger.java
@@ -201,7 +201,7 @@ class GeneralInformationServiceLogger extends AbstractServerLogger implements
             List<Experiment> experiments, EnumSet<Connections> connectionsToGet)
     {
         logAccess(sessionToken, "list-data-sets-for-experiments",
-                "EXPERIMENTS(%s) CONNECTIONS(%s)", experiments, connectionsToGet);
+                "EXPERIMENTS(%s) CONNECTIONS(%s)", abbreviate(experiments), connectionsToGet);
         return null;
     }
 }