diff --git a/src/org.kde.partitionmanager.appdata.xml b/src/org.kde.partitionmanager.appdata.xml
index 98fb7d4..d74ae0d 100644
--- a/src/org.kde.partitionmanager.appdata.xml
+++ b/src/org.kde.partitionmanager.appdata.xml
@@ -229,12 +229,12 @@
       <li xml:lang="zh-TW">利用已有的外部程式來完成其工作</li>
     </ul>
   </description>
-  <url type="homepage">http://sourceforge.net/projects/partitionman/</url>
+  <url type="homepage">https://www.kde.org/applications/system/kdepartitionmanager/</url>
   <url type="bugtracker">https://bugs.kde.org/enter_bug.cgi?format=guided&amp;product=kdepartitionmanager</url>
-  <url type="help">http://docs.kde.org/development/en/extragear-sysadmin/partitionmanager/index.html</url>
+  <url type="help">https://docs.kde.org/development/en/extragear-sysadmin/partitionmanager/index.html</url>
   <screenshots>
     <screenshot type="default">
-      <image>http://kde.org/images/screenshots/kdepartitionmanager.png</image>
+      <image>https://www.kde.org/images/screenshots/kdepartitionmanager.png</image>
     </screenshot>
   </screenshots>
   <project_group>KDE</project_group>