diff --git a/changes.md b/changes.md
index 0900bdd1775..efc454e7076 100644
--- a/changes.md
+++ b/changes.md
@@ -9,6 +9,22 @@
 </details>
 
 
+<details>
+<summary>Required Property(s)</summary>
+
+- :warning: changed property `triggerPattern` of type `CartDiscountPatternTarget` to be required
+</details>
+
+
+<details>
+<summary>Added Property(s)</summary>
+
+- added property `inheritedStores` to type `BusinessUnit`
+- added property `inheritedStores` to type `Company`
+- added property `inheritedStores` to type `Division`
+</details>
+
+
 <details>
 <summary>Added Method(s)</summary>
 
@@ -25,21 +41,19 @@
 - added method `$apiRoot->withProjectKey()->inStoreKeyWithStoreKeyValue()->businessUnits()->withId()->delete()`
 </details>
 
+**History changes**
 
 <details>
-<summary>Added Property(s)</summary>
+<summary>Changed Property(s)</summary>
 
-- added property `inheritedStores` to type `BusinessUnit`
-- added property `inheritedStores` to type `Company`
-- added property `inheritedStores` to type `Division`
+- :warning: changed property `extensions` of type `GraphQLError` from type `GraphQLErrorObject` to `object`
 </details>
 
-**History changes**
 
 <details>
-<summary>Changed Property(s)</summary>
+<summary>Required Property(s)</summary>
 
-- :warning: changed property `extensions` of type `GraphQLError` from type `GraphQLErrorObject` to `object`
+- :warning: changed property `triggerPattern` of type `ChangeTargetPatternChangeValue` to be required
 </details>
 
 
diff --git a/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTarget.php b/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTarget.php
index d945eabd0be..08163bcbc5a 100644
--- a/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTarget.php
+++ b/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTarget.php
@@ -19,10 +19,10 @@ interface CartDiscountPatternTarget extends CartDiscountTarget
     public const FIELD_SELECTION_MODE = 'selectionMode';
 
     /**
-     * <p>Units of a (Custom) Line Item that trigger a discount application.</p>
-     * <p>Based on the availability of matching units, the <code>triggerPattern</code> can match multiple times, effecting the number of times the discount will be applied.
+     * <p>Defines the set of units of (Custom) Line Items in a Cart that trigger a discount application.</p>
+     * <p>Based on the availability of matching units, the <code>triggerPattern</code> can match multiple times, limiting the number of maximum times the discount will be applied.
      * To further limit the discount application, set the <code>maxOccurrence</code>.</p>
-     * <p>If empty or not set, the Discount will apply indefinitely.</p>
+     * <p>If empty, the Discount will apply indefinitely.</p>
      *
 
      * @return null|PatternComponentCollection
@@ -30,8 +30,9 @@ interface CartDiscountPatternTarget extends CartDiscountTarget
     public function getTriggerPattern();
 
     /**
-     * <p>Units of (Custom) Line Items on which the Discount is applied.</p>
+     * <p>Defines the set of units of (Custom) Line Items in a Cart on which the Discount is applied.</p>
      * <p>Based on the availability of matching units and the limits from the <code>triggerPattern</code> or <code>maxOccurence</code>, the <code>targetPattern</code> can match multiple times.</p>
+     * <p>This array cannot be empty.</p>
      *
 
      * @return null|PatternComponentCollection
diff --git a/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTargetBuilder.php b/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTargetBuilder.php
index 3b9afa3aadf..532020ce9e4 100644
--- a/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTargetBuilder.php
+++ b/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTargetBuilder.php
@@ -45,10 +45,10 @@ final class CartDiscountPatternTargetBuilder implements Builder
     private $selectionMode;
 
     /**
-     * <p>Units of a (Custom) Line Item that trigger a discount application.</p>
-     * <p>Based on the availability of matching units, the <code>triggerPattern</code> can match multiple times, effecting the number of times the discount will be applied.
+     * <p>Defines the set of units of (Custom) Line Items in a Cart that trigger a discount application.</p>
+     * <p>Based on the availability of matching units, the <code>triggerPattern</code> can match multiple times, limiting the number of maximum times the discount will be applied.
      * To further limit the discount application, set the <code>maxOccurrence</code>.</p>
-     * <p>If empty or not set, the Discount will apply indefinitely.</p>
+     * <p>If empty, the Discount will apply indefinitely.</p>
      *
 
      * @return null|PatternComponentCollection
@@ -59,8 +59,9 @@ public function getTriggerPattern()
     }
 
     /**
-     * <p>Units of (Custom) Line Items on which the Discount is applied.</p>
+     * <p>Defines the set of units of (Custom) Line Items in a Cart on which the Discount is applied.</p>
      * <p>Based on the availability of matching units and the limits from the <code>triggerPattern</code> or <code>maxOccurence</code>, the <code>targetPattern</code> can match multiple times.</p>
+     * <p>This array cannot be empty.</p>
      *
 
      * @return null|PatternComponentCollection
diff --git a/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTargetModel.php b/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTargetModel.php
index 00bf6bbcfdd..837df154eae 100644
--- a/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTargetModel.php
+++ b/lib/commercetools-api/src/Models/CartDiscount/CartDiscountPatternTargetModel.php
@@ -87,10 +87,10 @@ public function getType()
     }
 
     /**
-     * <p>Units of a (Custom) Line Item that trigger a discount application.</p>
-     * <p>Based on the availability of matching units, the <code>triggerPattern</code> can match multiple times, effecting the number of times the discount will be applied.
+     * <p>Defines the set of units of (Custom) Line Items in a Cart that trigger a discount application.</p>
+     * <p>Based on the availability of matching units, the <code>triggerPattern</code> can match multiple times, limiting the number of maximum times the discount will be applied.
      * To further limit the discount application, set the <code>maxOccurrence</code>.</p>
-     * <p>If empty or not set, the Discount will apply indefinitely.</p>
+     * <p>If empty, the Discount will apply indefinitely.</p>
      *
      *
      * @return null|PatternComponentCollection
@@ -110,8 +110,9 @@ public function getTriggerPattern()
     }
 
     /**
-     * <p>Units of (Custom) Line Items on which the Discount is applied.</p>
+     * <p>Defines the set of units of (Custom) Line Items in a Cart on which the Discount is applied.</p>
      * <p>Based on the availability of matching units and the limits from the <code>triggerPattern</code> or <code>maxOccurence</code>, the <code>targetPattern</code> can match multiple times.</p>
+     * <p>This array cannot be empty.</p>
      *
      *
      * @return null|PatternComponentCollection
diff --git a/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValue.php b/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValue.php
index a733416abfb..ad47c888580 100644
--- a/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValue.php
+++ b/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValue.php
@@ -27,7 +27,7 @@ interface ChangeTargetPatternChangeValue extends ChangeTargetChangeValue
     public function getType();
 
     /**
-     * <p>Units of a (Custom) Line Item that triggered the discount application.</p>
+     * <p>Defines the set of units of (Custom) Line Items in a Cart that triggered the discount application.</p>
      *
 
      * @return null|PatternComponentCollection
@@ -35,7 +35,7 @@ public function getType();
     public function getTriggerPattern();
 
     /**
-     * <p>Units of (Custom) Line Items on which the Discount is applied.</p>
+     * <p>Defines the set of units of (Custom) Line Items in a Cart on which the Discount is applied.</p>
      *
 
      * @return null|PatternComponentCollection
diff --git a/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValueBuilder.php b/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValueBuilder.php
index 2431ad8ba3f..6e788f41cf8 100644
--- a/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValueBuilder.php
+++ b/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValueBuilder.php
@@ -46,7 +46,7 @@ final class ChangeTargetPatternChangeValueBuilder implements Builder
     private $selectionMode;
 
     /**
-     * <p>Units of a (Custom) Line Item that triggered the discount application.</p>
+     * <p>Defines the set of units of (Custom) Line Items in a Cart that triggered the discount application.</p>
      *
 
      * @return null|PatternComponentCollection
@@ -57,7 +57,7 @@ public function getTriggerPattern()
     }
 
     /**
-     * <p>Units of (Custom) Line Items on which the Discount is applied.</p>
+     * <p>Defines the set of units of (Custom) Line Items in a Cart on which the Discount is applied.</p>
      *
 
      * @return null|PatternComponentCollection
diff --git a/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValueModel.php b/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValueModel.php
index 4250438d5fd..bb499b46721 100644
--- a/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValueModel.php
+++ b/lib/commercetools-history/src/Models/ChangeValue/ChangeTargetPatternChangeValueModel.php
@@ -89,7 +89,7 @@ public function getType()
     }
 
     /**
-     * <p>Units of a (Custom) Line Item that triggered the discount application.</p>
+     * <p>Defines the set of units of (Custom) Line Items in a Cart that triggered the discount application.</p>
      *
      *
      * @return null|PatternComponentCollection
@@ -109,7 +109,7 @@ public function getTriggerPattern()
     }
 
     /**
-     * <p>Units of (Custom) Line Items on which the Discount is applied.</p>
+     * <p>Defines the set of units of (Custom) Line Items in a Cart on which the Discount is applied.</p>
      *
      *
      * @return null|PatternComponentCollection
diff --git a/references.txt b/references.txt
index c0c6878a285..c6255d6cc99 100644
--- a/references.txt
+++ b/references.txt
@@ -347,3 +347,4 @@ e8f731a742ca2997342b1b5f98121d86c8189a3b
 b7b82f5a701908239fcf39781bcbfa80823c9fa0
 cc1732f88ea3dc336358ff9f39cda9d5271cf7c2
 e3d5bc9cb69146c5d1dd755ed5e8cf2f54566b3a
+591d5eaefd1d56fd350895ccea401cb42f2f0ee8