diff --git a/install/class_source/class_CustomerSegmentGroup_export.json b/install/class_source/class_CustomerSegmentGroup_export.json
index 011118d4..4bac4b8e 100644
--- a/install/class_source/class_CustomerSegmentGroup_export.json
+++ b/install/class_source/class_CustomerSegmentGroup_export.json
@@ -5,7 +5,6 @@
     "allowInherit": false,
     "allowVariants": false,
     "showVariants": false,
-    "generateTypeDeclarations": true,
     "layoutDefinitions": {
         "fieldtype": "panel",
         "labelWidth": 100,
@@ -237,7 +236,6 @@
         "locked": false
     },
     "icon": "\/bundles\/pimcorecustomermanagementframework\/icons\/segment-group.svg",
-    "previewUrl": null,
     "group": "CustomerManagement",
     "propertyVisibility": {
         "grid": {
diff --git a/install/class_source/class_CustomerSegment_export.json b/install/class_source/class_CustomerSegment_export.json
index 6ff53a7f..a6aed530 100644
--- a/install/class_source/class_CustomerSegment_export.json
+++ b/install/class_source/class_CustomerSegment_export.json
@@ -213,12 +213,10 @@
         "locked": false
     },
     "icon": "\/bundles\/pimcorecustomermanagementframework\/icons\/segment.svg",
-    "previewUrl": "",
     "group": "CustomerManagement",
     "showAppLoggerTab": false,
     "linkGeneratorReference": "",
     "compositeIndices": [],
-    "generateTypeDeclarations": true,
     "showFieldLookup": false,
     "propertyVisibility": {
         "grid": {
diff --git a/install/class_source/class_LinkActivityDefinition_export.json b/install/class_source/class_LinkActivityDefinition_export.json
index 4e2bd924..b1b6bdc5 100644
--- a/install/class_source/class_LinkActivityDefinition_export.json
+++ b/install/class_source/class_LinkActivityDefinition_export.json
@@ -8,7 +8,6 @@
     "allowInherit": true,
     "allowVariants": false,
     "showVariants": false,
-    "generateTypeDeclarations": true,
     "layoutDefinitions": {
         "fieldtype": "panel",
         "labelWidth": 100,
@@ -511,7 +510,6 @@
         "icon": null
     },
     "icon": "\/bundles\/pimcoreadmin\/img\/flat-color-icons\/sports_mode.svg",
-    "previewUrl": "\/__customermanagementframework\/object-preview\/link-activity-definition-preview",
     "group": "CustomerManagement",
     "showAppLoggerTab": false,
     "linkGeneratorReference": "@CustomerManagementFrameworkBundle\\LinkGenerator\\LinkActivityDefinitionLinkGenerator",
diff --git a/install/class_source/class_TermSegmentBuilderDefinition_export.json b/install/class_source/class_TermSegmentBuilderDefinition_export.json
index 5a7c53b0..1f751d4b 100644
--- a/install/class_source/class_TermSegmentBuilderDefinition_export.json
+++ b/install/class_source/class_TermSegmentBuilderDefinition_export.json
@@ -5,7 +5,6 @@
     "allowInherit": false,
     "allowVariants": false,
     "showVariants": false,
-    "generateTypeDeclarations": true,
     "layoutDefinitions": {
         "fieldtype": "panel",
         "labelWidth": 100,
@@ -146,7 +145,6 @@
         "locked": false
     },
     "icon": "\/bundles\/pimcoreadmin\/img\/flat-color-icons\/data_configuration.svg",
-    "previewUrl": null,
     "group": "CustomerManagement",
     "propertyVisibility": {
         "grid": {
diff --git a/install/class_source/optional/class_Customer_export.json b/install/class_source/optional/class_Customer_export.json
index 91329b0f..9e944823 100644
--- a/install/class_source/optional/class_Customer_export.json
+++ b/install/class_source/optional/class_Customer_export.json
@@ -1710,12 +1710,10 @@
         "icon": null
     },
     "icon": "\/bundles\/pimcorecustomermanagementframework\/icons\/customer.svg",
-    "previewUrl": null,
     "group": "CustomerManagement",
     "showAppLoggerTab": false,
     "linkGeneratorReference": null,
     "compositeIndices": [],
-    "generateTypeDeclarations": true,
     "showFieldLookup": false,
     "propertyVisibility": {
         "grid": {