diff --git a/COMPONENT_INDEX.md b/COMPONENT_INDEX.md
index a21fd897..efb15a50 100644
--- a/COMPONENT_INDEX.md
+++ b/COMPONENT_INDEX.md
@@ -662,7 +662,7 @@ export interface ComboBoxItem {
 | items                    | No       | <code>let</code>      | No       | <code>ReadonlyArray<ComboBoxItem></code>                                                              | <code>[]</code>                                                                                                                                                                                                         | Set the combobox items                                                                                                                                      |
 | itemToString             | No       | <code>let</code>      | No       | <code>(item: ComboBoxItem) => string</code>                                                           | <code>(item) => item.text &#124;&#124; item.id</code>                                                                                                                                                                   | Override the display of a combobox item                                                                                                                     |
 | direction                | No       | <code>let</code>      | No       | <code>"bottom" &#124; "top"</code>                                                                    | <code>"bottom"</code>                                                                                                                                                                                                   | Specify the direction of the combobox dropdown menu                                                                                                         |
-| size                     | No       | <code>let</code>      | No       | <code>"sm" &#124; "xl"</code>                                                                         | <code>undefined</code>                                                                                                                                                                                                  | Set the size of the combobox                                                                                                                                |
+| size                     | No       | <code>let</code>      | No       | <code>"sm" &#124; "lg" </code>                                                                        | <code>undefined</code>                                                                                                                                                                                                  | Set the size of the combobox                                                                                                                                |
 | disabled                 | No       | <code>let</code>      | No       | <code>boolean</code>                                                                                  | <code>false</code>                                                                                                                                                                                                      | Set to `true` to disable the combobox                                                                                                                       |
 | titleText                | No       | <code>let</code>      | No       | <code>string</code>                                                                                   | <code>""</code>                                                                                                                                                                                                         | Specify the title text of the combobox                                                                                                                      |
 | placeholder              | No       | <code>let</code>      | No       | <code>string</code>                                                                                   | <code>""</code>                                                                                                                                                                                                         | Specify the placeholder text                                                                                                                                |
@@ -1991,7 +1991,7 @@ None.
 
 | Prop name   | Required | Kind             | Reactive | Type                                   | Default value          | Description                                |
 | :---------- | :------- | :--------------- | :------- | -------------------------------------- | ---------------------- | ------------------------------------------ |
-| size        | No       | <code>let</code> | No       | <code>"sm" &#124; "xl"</code>          | <code>undefined</code> | Set the size of the list box               |
+| size        | No       | <code>let</code> | No       | <code>"sm" &#124; "lg" </code>         | <code>undefined</code> | Set the size of the list box               |
 | type        | No       | <code>let</code> | No       | <code>"default" &#124; "inline"</code> | <code>"default"</code> | Set the type of the list box               |
 | open        | No       | <code>let</code> | No       | <code>boolean</code>                   | <code>false</code>     | Set to `true` to open the list box         |
 | light       | No       | <code>let</code> | No       | <code>boolean</code>                   | <code>false</code>     | Set to `true` to enable the light variant  |
diff --git a/docs/src/COMPONENT_API.json b/docs/src/COMPONENT_API.json
index ee114673..5c3cd258 100644
--- a/docs/src/COMPONENT_API.json
+++ b/docs/src/COMPONENT_API.json
@@ -1515,7 +1515,7 @@
           "name": "size",
           "kind": "let",
           "description": "Set the size of the combobox",
-          "type": "\"sm\" | \"xl\"",
+          "type": "\"sm\" | \"lg\" ",
           "isFunction": false,
           "isFunctionDeclaration": false,
           "isRequired": false,
@@ -5863,7 +5863,7 @@
           "name": "size",
           "kind": "let",
           "description": "Set the size of the list box",
-          "type": "\"sm\" | \"xl\"",
+          "type": "\"sm\" | \"lg\" ",
           "isFunction": false,
           "isFunctionDeclaration": false,
           "isRequired": false,
diff --git a/docs/src/pages/components/ComboBox.svx b/docs/src/pages/components/ComboBox.svx
index 559b4127..f0a4defb 100644
--- a/docs/src/pages/components/ComboBox.svx
+++ b/docs/src/pages/components/ComboBox.svx
@@ -80,10 +80,10 @@ items={[
   {id: "2", text: "Fax"}
   ]}  />
 
-## Extra-large size
+## Large size
 
 <ComboBox titleText="Contact" placeholder="Select contact method"
-size="xl"
+size="lg"
 items={[
   {id: "0", text: "Slack"},
   {id: "1", text: "Email"},
diff --git a/src/ComboBox/ComboBox.svelte b/src/ComboBox/ComboBox.svelte
index 0aee1350..e7e7029a 100644
--- a/src/ComboBox/ComboBox.svelte
+++ b/src/ComboBox/ComboBox.svelte
@@ -35,7 +35,7 @@
 
   /**
    * Set the size of the combobox
-   * @type {"sm" | "xl"}
+   * @type {"sm" | "lg" }
    */
   export let size = undefined;
 
diff --git a/src/ListBox/ListBox.svelte b/src/ListBox/ListBox.svelte
index 3443024f..e00f2338 100644
--- a/src/ListBox/ListBox.svelte
+++ b/src/ListBox/ListBox.svelte
@@ -1,7 +1,7 @@
 <script>
   /**
    * Set the size of the list box
-   * @type {"sm" | "xl"}
+   * @type {"sm" | "lg" }
    */
   export let size = undefined;
 
@@ -39,7 +39,7 @@
   data-invalid="{invalid || undefined}"
   class:bx--list-box="{true}"
   class:bx--list-box--sm="{size === 'sm'}"
-  class:bx--list-box--xl="{size === 'xl'}"
+  class:bx--list-box--lg="{size === 'lg' || size === 'xl'}"
   class:bx--list-box--inline="{type === 'inline'}"
   class:bx--list-box--disabled="{disabled}"
   class:bx--list-box--expanded="{open}"
diff --git a/tests/ComboBox.test.svelte b/tests/ComboBox.test.svelte
index 8f1a610d..7a71d04c 100644
--- a/tests/ComboBox.test.svelte
+++ b/tests/ComboBox.test.svelte
@@ -55,7 +55,7 @@
 <ComboBox
   titleText="Contact"
   placeholder="Select contact method"
-  size="xl"
+  size="lg"
   items="{items}"
 />
 
diff --git a/types/ComboBox/ComboBox.svelte.d.ts b/types/ComboBox/ComboBox.svelte.d.ts
index c147e3ff..794fe12b 100644
--- a/types/ComboBox/ComboBox.svelte.d.ts
+++ b/types/ComboBox/ComboBox.svelte.d.ts
@@ -46,7 +46,7 @@ export interface ComboBoxProps extends RestProps {
    * Set the size of the combobox
    * @default undefined
    */
-  size?: "sm" | "xl";
+  size?: "sm" | "lg";
 
   /**
    * Set to `true` to disable the combobox
diff --git a/types/ListBox/ListBox.svelte.d.ts b/types/ListBox/ListBox.svelte.d.ts
index 247ef238..5b0e74c4 100644
--- a/types/ListBox/ListBox.svelte.d.ts
+++ b/types/ListBox/ListBox.svelte.d.ts
@@ -8,7 +8,7 @@ export interface ListBoxProps extends RestProps {
    * Set the size of the list box
    * @default undefined
    */
-  size?: "sm" | "xl";
+  size?: "sm" | "lg";
 
   /**
    * Set the type of the list box