diff --git a/dist/index.js b/dist/index.js
index 9cd15d06..fb7cf393 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -29509,7 +29509,7 @@ async function run() {
     const githubToken = process.env.GITHUB_TOKEN;
     const tagName = core.getInput('tag-name');
     const githubRepository = process.env.GITHUB_REPOSITORY;
-    const duplicate = "- **<span style=\"color: red;\">[Duplicate]<span>** #";
+    const duplicate = "- _**<span style=\"color: red;\">[Duplicate]<span>**_ #";
 
     // Validate GitHub token
     if (!githubToken) {
diff --git a/scripts/generate-release-notes.js b/scripts/generate-release-notes.js
index f226e0ee..2e740713 100644
--- a/scripts/generate-release-notes.js
+++ b/scripts/generate-release-notes.js
@@ -487,7 +487,7 @@ async function run() {
     const githubToken = process.env.GITHUB_TOKEN;
     const tagName = core.getInput('tag-name');
     const githubRepository = process.env.GITHUB_REPOSITORY;
-    const duplicate = "- **<span style=\"color: red;\">[Duplicate]<span>** #";
+    const duplicate = "- _**[Duplicate]**_ #";
 
     // Validate GitHub token
     if (!githubToken) {