diff --git a/models/schools.model b/models/schools.model
index 48da3d74a..715a43508 100644
--- a/models/schools.model
+++ b/models/schools.model
@@ -10,8 +10,8 @@ School json
     examMinimumRegisterBeforeStart NominalDiffTime Maybe
     examMinimumRegisterDuration    NominalDiffTime Maybe
     examRequireModeForRegistration Bool default=false
-    examDiscouragedModes ExamModeDNF default='{"dnf-terms": []}'  -- This comment fixes syntax highlighting error only " 
-    examCloseMode ExamCloseMode default='separate'
+    examDiscouragedModes ExamModeDNF
+    examCloseMode ExamCloseMode default='separate' 
     sheetAuthorshipStatementMode SchoolAuthorshipStatementMode default='optional'
     sheetAuthorshipStatementDefinition AuthorshipStatementDefinitionId Maybe
     sheetAuthorshipStatementAllowOther Bool default=true