diff --git a/README.md b/README.md
index 8932590..64ee80e 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ The particle rendering is maskable and sortable, without Camera, RenderTexture o
 
 << [Description](#Description) | [WebGL Demo](#demo) | [Download](https://github.com/mob-sakai/ParticleEffectForUGUI/releases) | [Usage](#usage) | [Development Note](#development-note) | [Change log](https://github.com/mob-sakai/ParticleEffectForUGUI/blob/master/CHANGELOG.md) >>
 
-### What's new? Please see [See changelog ![](https://img.shields.io/github/release-date/mob-sakai/ParticleEffectForUGUI.svg?label=last%20updated&style=for-the-badge)](https://github.com/mob-sakai/ParticleEffectForUGUI/blob/master/CHANGELOG.md)
+### What's new? Please see [See changelog ![](https://img.shields.io/github/release-date/mob-sakai/ParticleEffectForUGUI.svg?label=last%20updated)](https://github.com/mob-sakai/ParticleEffectForUGUI/blob/master/CHANGELOG.md)
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