diff --git a/packages/block-editor/src/components/letter-spacing-control/stories/index.story.js b/packages/block-editor/src/components/letter-spacing-control/stories/index.story.js
index 2da0b641d30576..1d665444d927b0 100644
--- a/packages/block-editor/src/components/letter-spacing-control/stories/index.story.js
+++ b/packages/block-editor/src/components/letter-spacing-control/stories/index.story.js
@@ -1,29 +1,46 @@
-/**
- * External dependencies
- */
 /**
  * Internal dependencies
  */
 import LetterSpacingControl from '../';
 
 /**
- * The `LetterSpacingControl` component renders a UnitControl that lets the user enter a numeric value and select a unit, for example px or rem.
+ * The LetterSpacingControl component renders a UnitControl for entering a numeric value with a unit (e.g., px, rem).
  */
 const meta = {
 	title: 'BlockEditor/LetterSpacingControl',
 	component: LetterSpacingControl,
-
-	decorators: [ ( Story ) => <Story /> ],
+	parameters: {
+		docs: {
+			canvas: { sourceState: 'shown' },
+			description:
+				'The `LetterSpacingControl` component renders a UnitControl that lets the user enter a numeric value and select a unit, for example px or rem.',
+		},
+	},
 	argTypes: {
 		onChange: {
 			action: 'onChange',
 			description: 'Function to be called when the value is changed',
+			table: {
+				type: {
+					summary: 'function',
+				},
+			},
 		},
 		value: {
-			control: 'number',
+			control: {
+				type: null,
+			},
+			table: {
+				type: {
+					summary: 'number',
+				},
+			},
 			description: 'Letter spacing value in pixels, em, or rem.',
 		},
 		__next40pxDefaultSize: {
+			control: {
+				type: 'boolean',
+			},
 			description:
 				'Start opting into the larger default height for future versions.',
 			table: {
@@ -35,6 +52,9 @@ const meta = {
 		__unstableInputWidth: {
 			description:
 				'Width of the input field for letter-spacing, defaults to 60px.',
+			control: {
+				type: null,
+			},
 			table: {
 				type: {
 					summary: 'string|number|undefined',
@@ -47,20 +67,10 @@ const meta = {
 export default meta;
 
 /**
- * Default story shows the basic LetterSpacingControl.
+ * Default story shows the LetterSpacingControl.
  */
 export const Default = {
 	args: {
 		value: 10,
 	},
 };
-
-/**
- * Demonstrates a LetterSpacingControl with unconstrained width.
- */
-export const UnconstrainedWidth = {
-	args: {
-		...Default.args,
-		__unstableInputWidth: '100%',
-	},
-};