diff --git a/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Call.json b/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Call.json
index eccf93833e..fb4a3b9634 100644
--- a/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Call.json
+++ b/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Call.json
@@ -31,7 +31,8 @@
             "start": "dateStart",
             "end": "dateEnd",
             "options": [300, 600, 900, 1800, 2700, 3600, 7200],
-            "default": 300
+            "default": 300,
+            "notStorable": true
         },
         "reminders": {
             "type": "jsonArray",
diff --git a/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Meeting.json b/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Meeting.json
index a0181bca33..49f3aa4ac8 100644
--- a/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Meeting.json
+++ b/application/Espo/Modules/Crm/Resources/metadata/entityDefs/Meeting.json
@@ -31,7 +31,8 @@
             "start": "dateStart",
             "end": "dateEnd",
             "options": [900, 1800, 3600, 7200, 10800, 86400],
-            "default": 3600
+            "default": 3600,
+            "notStorable": true
         },
         "reminders": {
             "type": "jsonArray",