Le 29/09/2023 à 00:58, Vladimir Petko a écrit : > The source level 7 is hardcoded in the build properties[1]. > > [1] https://sources.debian.org/src/xz-java/1.9-1/build.properties That's not a problem, Ant is patched to detect an unsupported level for the JDK used and change it automatically. Emmanuel Bourg