diff --git a/xz-java.changes b/xz-java.changes
index 317b227..f6cc5dc 100644
--- a/xz-java.changes
+++ b/xz-java.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Thu Sep 21 06:43:05 UTC 2023 - Fridrich Strba <fstrba@suse.com>
+
+- Build with java source/target levels 8
+
 -------------------------------------------------------------------
 Mon Dec 12 19:32:21 UTC 2022 - Anton Shvetz <shvetz.anton@gmail.com>
 
diff --git a/xz-java.spec b/xz-java.spec
index ed55bc0..09a5c7a 100644
--- a/xz-java.spec
+++ b/xz-java.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package xz-java
 #
-# Copyright (c) 2022 SUSE LLC
+# Copyright (c) 2023 SUSE LLC
 # Copyright (c) 2013 Peter Conrad
 #
 # All modifications and additions to the file contributed by third parties
@@ -51,6 +51,7 @@ This package contains the API documentation of xz-java.
 
 %build
 sed -i 's/linkoffline="[^"]*"//;/extdoc_/d' build.xml
+sed -i 's/sourcever = 7/sourcever = 8/g' build.properties
 ant -Dant.build.javac.{source,target}=8 clean jar doc maven
 
 %install