diff --git a/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Meeting.json b/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Meeting.json
index be3a0ea753..36c2fbe20e 100644
--- a/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Meeting.json
+++ b/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Meeting.json
@@ -27,7 +27,7 @@
             "type": "duration",
             "start": "dateStart",
             "end": "dateEnd",
-            "options": [0, 900, 1800, 3600, 7200, 10800, 86400],
+            "options": [900, 1800, 3600, 7200, 10800, 86400],
             "default": 3600
         },
         "description": {