diff --git a/merlin-installer/merlin.install4j b/merlin-installer/merlin.install4j
index 68381d6b..0426bd8a 100644
--- a/merlin-installer/merlin.install4j
+++ b/merlin-installer/merlin.install4j
@@ -74,7 +74,7 @@
       </iconImageFiles>
     </launcher>
   </launchers>
-  <installerGui installerType="1" addOnAppId="" suggestPreviousLocations="true" autoUpdateDescriptorUrl="https://github.com/kreinhard/merlin/raw/master/merlin-installer/updates.xml" useAutoUpdateBaseUrl="true" autoUpdateBaseUrl="https://sourceforge.net/projects/pforge/files/Merlin/0.3/">
+  <installerGui installerType="1" addOnAppId="" suggestPreviousLocations="true" autoUpdateDescriptorUrl="https://github.com/kreinhard/merlin/raw/master/merlin-installer/updates.xml" useAutoUpdateBaseUrl="true" autoUpdateBaseUrl="https://sourceforge.net/projects/pforge/files/Merlin/0.4/">
     <staticMembers script="" />
     <customCode />
     <autoUpdate useMinUpdatableVersion="false" minUpdatableVersion="" useMaxUpdatableVersion="false" maxUpdatableVersion="">
diff --git a/merlin-installer/updates.xml b/merlin-installer/updates.xml
index 2d995860..5b35f012 100644
--- a/merlin-installer/updates.xml
+++ b/merlin-installer/updates.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<updateDescriptor baseUrl="https://sourceforge.net/projects/pforge/files/Merlin/0.3/">
-  <entry targetMediaFileId="61" updatableVersionMin="" updatableVersionMax="" fileName="merlin_macos_0_3.dmg" newVersion="0.3" newMediaFileId="61" fileSize="102322311" md5Sum="fe1b03bb52394ef14b677407fbc7deb3" bundledJre="macosx-amd64-10.0.2" archive="false" singleBundle="true">
+<updateDescriptor baseUrl="https://sourceforge.net/projects/pforge/files/Merlin/0.4/">
+  <entry targetMediaFileId="61" updatableVersionMin="" updatableVersionMax="" fileName="merlin_macos_0_4.dmg" newVersion="0.4" newMediaFileId="61" fileSize="102547591" md5Sum="ea18bb846af5e01e1b4e38eda5be648b" bundledJre="macosx-amd64-10.0.2" archive="false" singleBundle="true">
     <comment language="en" />
     <comment language="de" />
   </entry>