diff --git a/src/blenderbim/blenderbim/bim/module/tester/prop.py b/src/blenderbim/blenderbim/bim/module/tester/prop.py
index a82fb233ce..96e5a939f9 100644
--- a/src/blenderbim/blenderbim/bim/module/tester/prop.py
+++ b/src/blenderbim/blenderbim/bim/module/tester/prop.py
@@ -51,9 +51,9 @@ class IfcTesterProperties(PropertyGroup):
     specs: StringProperty(default="", name="IDS File")
     ifc_file: StringProperty(default="", name="IFC File")
     should_load_from_memory: BoolProperty(default=False, name="Load from Memory")
-    generate_html_report: BoolProperty(default=False, name="Generate HTML report")
-    generate_ods_report: BoolProperty(default=False, name="Generate ODS report")
-    flag: BoolProperty(default=False, name="Flag Failed Entities")
+    generate_html_report: BoolProperty(default=False, name="Generate HTML report", options=set())
+    generate_ods_report: BoolProperty(default=False, name="Generate ODS report", options=set())
+    flag: BoolProperty(default=False, name="Flag Failed Entities", options=set())
     active_specification_index: IntProperty(name="Active Specification Index", update=update_active_specification_index)
     old_index: IntProperty(name="", default=0)
     active_failed_entity_index: IntProperty(name="Active Failed Entity Index")