diff --git a/packages/ckeditor5-admonition/src/admonitioncommand.ts b/packages/ckeditor5-admonition/src/admonitioncommand.ts
index cf91e49f3..3ff85e0dc 100644
--- a/packages/ckeditor5-admonition/src/admonitioncommand.ts
+++ b/packages/ckeditor5-admonition/src/admonitioncommand.ts
@@ -16,6 +16,10 @@ import type { DocumentFragment, Element, Position, Range, Schema, Writer } from
  *
  * @extends module:core/command~Command
  */
+
+// TODO: Change me.
+type AdmonitionType = string;
+
 export default class AdmonitionCommand extends Command {
 	/**
 	 * Whether the selection starts in a block quote.
@@ -23,7 +27,7 @@ export default class AdmonitionCommand extends Command {
 	 * @observable
 	 * @readonly
 	 */
-	declare public value: boolean;
+	declare public value: AdmonitionType | false;
 
 	/**
 	 * @inheritDoc
@@ -43,7 +47,7 @@ export default class AdmonitionCommand extends Command {
 	 * @param options.forceValue If set, it will force the command behavior. If `true`, the command will apply a block quote,
 	 * otherwise the command will remove the block quote. If not set, the command will act basing on its current value.
 	 */
-	public override execute( options: { forceValue?: boolean } = {} ): void {
+	public override execute( options: { forceValue?: AdmonitionType } = {} ): void {
 		const model = this.editor.model;
 		const schema = model.schema;
 		const selection = model.document.selection;
@@ -51,6 +55,8 @@ export default class AdmonitionCommand extends Command {
 		const blocks = Array.from( selection.getSelectedBlocks() );
 
 		const value = ( options.forceValue === undefined ) ? !this.value : options.forceValue;
+		// TODO: Fix me.
+		const valueString = (typeof value === "string" ? value : "note");
 
 		model.change( writer => {
 			if ( !value ) {
@@ -62,7 +68,7 @@ export default class AdmonitionCommand extends Command {
 					return findQuote( block ) || checkCanBeQuoted( schema, block );
 				} );
 
-				this._applyQuote( writer, blocksToQuote );
+				this._applyQuote( writer, blocksToQuote, valueString);
 			}
 		} );
 	}
@@ -70,13 +76,15 @@ export default class AdmonitionCommand extends Command {
 	/**
 	 * Checks the command's {@link #value}.
 	 */
-	private _getValue(): boolean {
+	private _getValue(): AdmonitionType | false {
 		const selection = this.editor.model.document.selection;
 
 		const firstBlock = first( selection.getSelectedBlocks() );
 
 		// In the current implementation, the block quote must be an immediate parent of a block element.
-		return !!( firstBlock && findQuote( firstBlock ) );
+		// TODO: Read correct quote.
+		const result = !!( firstBlock && findQuote( firstBlock ) );
+		return result ? "note" : false;
 	}
 
 	/**
@@ -143,7 +151,7 @@ export default class AdmonitionCommand extends Command {
 	/**
 	 * Applies the quote to given blocks.
 	 */
-	private _applyQuote( writer: Writer, blocks: Array<Element> ): void {
+	private _applyQuote( writer: Writer, blocks: Array<Element>, type?: AdmonitionType | false): void {
 		const quotesToMerge: Array<Element | DocumentFragment> = [];
 
 		// Quote all groups of block. Iterate in the reverse order to not break following ranges.
@@ -151,7 +159,7 @@ export default class AdmonitionCommand extends Command {
 			let quote = findQuote( groupRange.start );
 
 			if ( !quote ) {
-				quote = writer.createElement( 'aside' );
+				quote = writer.createElement( 'aside', { type });
 
 				writer.wrap( groupRange, quote );
 			}
diff --git a/packages/ckeditor5-admonition/src/admonitionediting.ts b/packages/ckeditor5-admonition/src/admonitionediting.ts
index 9f16e4ae4..ce6ac6d8b 100644
--- a/packages/ckeditor5-admonition/src/admonitionediting.ts
+++ b/packages/ckeditor5-admonition/src/admonitionediting.ts
@@ -12,6 +12,7 @@ import { Enter, type ViewDocumentEnterEvent } from 'ckeditor5/src/enter.js';
 import { Delete, type ViewDocumentDeleteEvent } from 'ckeditor5/src/typing.js';
 
 import AdmonitionCommand from './admonitioncommand.js';
+import { ADMONITION_TYPES } from './admonitionui.js';
 
 /**
  * The block quote editing.
@@ -45,14 +46,38 @@ export default class AdmonitionEditing extends Plugin {
 		editor.commands.add( 'admonition', new AdmonitionCommand( editor ) );
 
 		schema.register( 'aside', {
-			inheritAllFrom: '$container'
+			inheritAllFrom: '$container',
+			allowAttributes: "type"
 		} );
 
-		editor.conversion.elementToElement( {
-			model: 'aside',
+		editor.conversion.for("upcast").elementToElement({
 			view: {
 				name: "aside",
-				classes: "admonition"
+				classes: "admonition",
+			},
+			model: (viewElement, { writer }) => {
+				let type = "note";
+				const allowedTypes = Object.keys(ADMONITION_TYPES);
+				for (const className of viewElement.getClassNames()) {
+					if (className !== "admonition" && allowedTypes.includes(className)) {
+						type = className;
+					}
+				}
+
+				return writer.createElement("aside", {
+					type
+				});
+			}
+		});
+
+		editor.conversion.for("downcast").elementToElement( {
+			model: 'aside',
+			view: (modelElement, { writer }) => {
+				return writer.createContainerElement(
+					"aside", {
+						class: [ "admonition", modelElement.getAttribute("type") ].join(" ")
+					}
+				)
 			}
 		});
 
diff --git a/packages/ckeditor5-admonition/src/admonitionui.ts b/packages/ckeditor5-admonition/src/admonitionui.ts
index 62a79c8e5..859ef44c3 100644
--- a/packages/ckeditor5-admonition/src/admonitionui.ts
+++ b/packages/ckeditor5-admonition/src/admonitionui.ts
@@ -18,7 +18,7 @@ interface AdmonitionDefinition {
 	title: string;
 }
 
-const ADMONITION_TYPES: Record<string, AdmonitionDefinition> = {
+export const ADMONITION_TYPES: Record<string, AdmonitionDefinition> = {
 	"note": {
 		title: "Note"
 	},
@@ -71,28 +71,28 @@ export default class AdmonitionUI extends Plugin {
 		const editor = this.editor;
 		const locale = editor.locale;
 		const command = editor.commands.get( 'admonition' )!;
-		const view = createDropdown(locale);
+		const dropdownView = createDropdown(locale);
 		const t = locale.t;
 
-		addListToDropdown(view, this._getDropdownItems())
+		addListToDropdown(dropdownView, this._getDropdownItems())
 
-		view.buttonView.set( {
+		dropdownView.buttonView.set( {
 			label: t( 'Admonition' ),
 			icon: admonitionIcon,
 			isToggleable: true,
 			tooltip: true
 		} );
 
-		view.bind( 'isEnabled' ).to( command, 'isEnabled' );
+		dropdownView.bind( 'isEnabled' ).to( command, 'isEnabled' );
 		// view.buttonView.bind( 'isOn' ).to( command, 'value' );
 
 		// Execute the command.
-		this.listenTo( view, 'execute', () => {
-			editor.execute( 'admonition' );
+		this.listenTo(dropdownView, 'execute', evt => {
+			editor.execute("admonition", { forceValue: ( evt.source as any ).commandParam } );
 			editor.editing.view.focus();
-		} );
+		});
 
-		return view;
+		return dropdownView;
 	}
 
 	private _getDropdownItems() {