diff --git a/conf/app.src b/conf/app.src
index 5abd921..3e3df4f 100644
--- a/conf/app.src
+++ b/conf/app.src
@@ -1,5 +1,5 @@
-SOURCE_URL=https://github.com/joomla/joomla-cms/releases/download/4.2.2/Joomla_4.2.2-Stable-Full_Package.tar.gz
-SOURCE_SUM=356758254a2725d01f1ffcb6adcb59637d9946d1222f6d6d863fe4aa36be0384
+SOURCE_URL=https://github.com/joomla/joomla-cms/releases/download/4.2.6/Joomla_4.2.6-Stable-Full_Package.tar.gz
+SOURCE_SUM=96db699bb056966f0e755522621f83a7161f651066ad4ed192d5d50071c1ce67
 SOURCE_SUM_PRG=sha256sum
 SOURCE_FORMAT=tar.gz
 SOURCE_IN_SUBDIR=false