diff --git a/packages/ckeditor5-coremedia-richtext/src/rules/XLink.ts b/packages/ckeditor5-coremedia-richtext/src/rules/XLink.ts
index 4fa5efac4..e041d33d2 100644
--- a/packages/ckeditor5-coremedia-richtext/src/rules/XLink.ts
+++ b/packages/ckeditor5-coremedia-richtext/src/rules/XLink.ts
@@ -72,7 +72,7 @@ export const extractXLinkDataSetEntries = (element: HTMLElement): XLinkAttribute
  *
  * ```typescript
  * setXLinkAttributes(element, {
- *   // empty: Ignored by default.
+ *   // empty: Ignored, if allowEmpty=false
  *   "title": "",
  *   "href": "https://example.org/"
  * });
@@ -80,9 +80,9 @@ export const extractXLinkDataSetEntries = (element: HTMLElement): XLinkAttribute
  *
  * @param element - the elemant to set the attributes at
  * @param attributes - the key-value pairs of attributes to set
- * @param allowEmpty - if to ignore entries with empty values or not
+ * @param allowEmpty - if to ignore entries with empty values or not; default: `true`
  */
-export const setXLinkAttributes = (element: Element, attributes: XLinkAttributes, allowEmpty = false): void => {
+export const setXLinkAttributes = (element: Element, attributes: XLinkAttributes, allowEmpty = true): void => {
   const { ownerDocument } = element;
   Object.entries(attributes).forEach(([key, value]: [XLinkAttributeKey, string | undefined]) => {
     if (typeof value === "string" && (value || allowEmpty)) {
@@ -110,7 +110,7 @@ export const setXLinkAttributes = (element: Element, attributes: XLinkAttributes
  *
  * ```typescript
  * setXLinkDataSetEntries(element, {
- *   // empty: Ignored by default.
+ *   // empty: Ignored, if allowEmpty=false
  *   "title": "",
  *   "href": "https://example.org/"
  * });
@@ -118,9 +118,9 @@ export const setXLinkAttributes = (element: Element, attributes: XLinkAttributes
  *
  * @param element - the elemant to set the attributes at
  * @param attributes - the key-value pairs of attributes to set
- * @param allowEmpty - if to ignore entries with empty values or not
+ * @param allowEmpty - if to ignore entries with empty values or not; default: `true`
  */
-export const setXLinkDataSetEntries = (element: HTMLElement, attributes: XLinkAttributes, allowEmpty = false): void => {
+export const setXLinkDataSetEntries = (element: HTMLElement, attributes: XLinkAttributes, allowEmpty = true): void => {
   Object.entries(attributes).forEach(([localName, value]: [XLinkAttributeKey, string | undefined]) => {
     if (typeof value === "string" && (value || allowEmpty)) {
       const key: XLinkAttributeDataSetKey = `${xLinkPrefix}${capitalize(localName)}`;