diff --git a/OPENAPI_VERSION b/OPENAPI_VERSION
index ff5c9a6c8f9..fc7537bbce7 100644
--- a/OPENAPI_VERSION
+++ b/OPENAPI_VERSION
@@ -1 +1 @@
-v1019
\ No newline at end of file
+v1021
\ No newline at end of file
diff --git a/src/main/java/com/stripe/param/SubscriptionCreateParams.java b/src/main/java/com/stripe/param/SubscriptionCreateParams.java
index 82e4886314f..6527e212f37 100644
--- a/src/main/java/com/stripe/param/SubscriptionCreateParams.java
+++ b/src/main/java/com/stripe/param/SubscriptionCreateParams.java
@@ -254,13 +254,6 @@ public class SubscriptionCreateParams extends ApiRequestParams {
   @SerializedName("pending_invoice_item_interval")
   Object pendingInvoiceItemInterval;
 
-  /**
-   * How to handle a customer's pending invoice items if an invoice will be generated. Defaults to
-   * {@code include} if the parameter is omitted.
-   */
-  @SerializedName("pending_invoice_items_behavior")
-  PendingInvoiceItemsBehavior pendingInvoiceItemsBehavior;
-
   /**
    * The ID of a promotion code to apply to this subscription. A promotion code applied to a
    * subscription will only affect invoices created for that particular subscription. This field has
@@ -349,7 +342,6 @@ private SubscriptionCreateParams(
       PaymentBehavior paymentBehavior,
       PaymentSettings paymentSettings,
       Object pendingInvoiceItemInterval,
-      PendingInvoiceItemsBehavior pendingInvoiceItemsBehavior,
       String promotionCode,
       ProrationBehavior prorationBehavior,
       TransferData transferData,
@@ -386,7 +378,6 @@ private SubscriptionCreateParams(
     this.paymentBehavior = paymentBehavior;
     this.paymentSettings = paymentSettings;
     this.pendingInvoiceItemInterval = pendingInvoiceItemInterval;
-    this.pendingInvoiceItemsBehavior = pendingInvoiceItemsBehavior;
     this.promotionCode = promotionCode;
     this.prorationBehavior = prorationBehavior;
     this.transferData = transferData;
@@ -459,8 +450,6 @@ public static class Builder {
 
     private Object pendingInvoiceItemInterval;
 
-    private PendingInvoiceItemsBehavior pendingInvoiceItemsBehavior;
-
     private String promotionCode;
 
     private ProrationBehavior prorationBehavior;
@@ -507,7 +496,6 @@ public SubscriptionCreateParams build() {
           this.paymentBehavior,
           this.paymentSettings,
           this.pendingInvoiceItemInterval,
-          this.pendingInvoiceItemsBehavior,
           this.promotionCode,
           this.prorationBehavior,
           this.transferData,
@@ -1044,16 +1032,6 @@ public Builder setPendingInvoiceItemInterval(EmptyParam pendingInvoiceItemInterv
       return this;
     }
 
-    /**
-     * How to handle a customer's pending invoice items if an invoice will be generated. Defaults to
-     * {@code include} if the parameter is omitted.
-     */
-    public Builder setPendingInvoiceItemsBehavior(
-        SubscriptionCreateParams.PendingInvoiceItemsBehavior pendingInvoiceItemsBehavior) {
-      this.pendingInvoiceItemsBehavior = pendingInvoiceItemsBehavior;
-      return this;
-    }
-
     /**
      * The ID of a promotion code to apply to this subscription. A promotion code applied to a
      * subscription will only affect invoices created for that particular subscription. This field
@@ -5568,21 +5546,6 @@ public enum PaymentBehavior implements ApiRequestParams.EnumParam {
     }
   }
 
-  public enum PendingInvoiceItemsBehavior implements ApiRequestParams.EnumParam {
-    @SerializedName("exclude")
-    EXCLUDE("exclude"),
-
-    @SerializedName("include")
-    INCLUDE("include");
-
-    @Getter(onMethod_ = {@Override})
-    private final String value;
-
-    PendingInvoiceItemsBehavior(String value) {
-      this.value = value;
-    }
-  }
-
   public enum ProrationBehavior implements ApiRequestParams.EnumParam {
     @SerializedName("always_invoice")
     ALWAYS_INVOICE("always_invoice"),