diff --git a/appcast.xml b/appcast.xml
index b01defa5429..5a43fbfc41e 100644
--- a/appcast.xml
+++ b/appcast.xml
@@ -212,7 +212,7 @@
             <title>2026.2.26</title>
             <pubDate>Thu, 26 Feb 2026 23:37:15 +0100</pubDate>
             <link>https://raw.githubusercontent.com/openclaw/openclaw/main/appcast.xml</link>
-            <sparkle:version>15221</sparkle:version>
+            <sparkle:version>202602260</sparkle:version>
             <sparkle:shortVersionString>2026.2.26</sparkle:shortVersionString>
             <sparkle:minimumSystemVersion>15.0</sparkle:minimumSystemVersion>
             <description><![CDATA[<h2>OpenClaw 2026.2.26</h2>