diff --git a/ws-jaxme-sourcetarget.patch b/ws-jaxme-sourcetarget.patch
index 919a821..fb84b73 100644
--- a/ws-jaxme-sourcetarget.patch
+++ b/ws-jaxme-sourcetarget.patch
@@ -5,7 +5,7 @@
          <javac classpathref="jaxme.class.path" debug="${debug}"
              optimize="${optimize}" destdir="${build.jm.classes}"
 -             source="1.3" target="1.3"
-+             source="1.6" target="1.6"
++             source="1.8" target="1.8"
              failonerror="true">
              <src>
                  <pathelement location="${src.jm}"/>
@@ -14,7 +14,7 @@
          <javac debug="${debug}"
              optimize="${optimize}" destdir="${build.jm.classes}"
 -            source="1.3" target="1.3"
-+            source="1.6" target="1.6"
++            source="1.8" target="1.8"
              failonerror="true">
              <src>
                  <pathelement location="${src.jm}"/>
@@ -25,7 +25,7 @@
      <target name="JS.compile" depends="JS.antlr,init">
          <javac destdir="${build.js.classes}" debug="${debug}"
 -            source="1.3" target="1.3"
-+            source="1.6" target="1.6"
++            source="1.8" target="1.8"
              optimize="${optimize}" classpathref="js.class.path">
              <src>
                  <pathelement location="${src.js}"/>
@@ -34,7 +34,7 @@
              debug="${debug}" optimize="${optimize}"
              includes="org/apache/ws/jaxme/js/junit/**/*"
 -            source="1.3" target="1.3"
-+            source="1.6" target="1.6"
++            source="1.8" target="1.8"
              classpathref="js.test.path">
            <src path="${src.js}"/>
            <src path="${build.js.src}"/>
@@ -45,7 +45,7 @@
              <javac destdir="@{destdir}" srcdir="@{srcdir}" debug="${debug}"
                  optimize="${optimize}" classpathref="@{classpathref}"
 -                excludes="@{excludes}" source="1.3" target="1.3">
-+                excludes="@{excludes}" source="1.6" target="1.6">
++                excludes="@{excludes}" source="1.8" target="1.8">
                  <exclude name="@{java14classes}" unless="have14"/>
              </javac>
          </sequential>
@@ -57,7 +57,7 @@ diff -up ws-jaxme-0.5.2/ant/pm.xml ws-jaxme-0.5.2/ant/pm.xml
          <javac classpathref="pm.class.path" debug="${debug}"
              optimize="${optimize}" destdir="${build.pm.classes}"
 -            source="1.3" target="1.3"
-+            source="1.6" target="1.6"
++            source="1.8" target="1.8"
              srcdir="${src.pm}">
              <exclude name="org/apache/ws/jaxme/pm/junit/**/*"/>
              <exclude name="org/apache/ws/jaxme/**/api4j/*" unless="have.inoapi4j"/>
@@ -66,7 +66,7 @@ diff -up ws-jaxme-0.5.2/ant/pm.xml ws-jaxme-0.5.2/ant/pm.xml
      <target name="PM.generate.compile" depends="PM.generate">
          <javac debug="${debug}"
 -            source="1.3" target="1.3"
-+            source="1.6" target="1.6"
++            source="1.8" target="1.8"
              optimize="${optimize}" destdir="${build.pm.test.classes}">
              <classpath>
                  <path refid="pm.class.path"/>
diff --git a/ws-jaxme.changes b/ws-jaxme.changes
index f938478..843fef7 100644
--- a/ws-jaxme.changes
+++ b/ws-jaxme.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Fri Mar 18 19:17:27 UTC 2022 - Fridrich Strba <fstrba@suse.com>
+
+- Modified patch:
+  * ws-jaxme-sourcetarget.patch
+    + Build with source/target levels 8
+
 -------------------------------------------------------------------
 Thu Mar 17 09:49:40 UTC 2022 - Fridrich Strba <fstrba@suse.com>
 
diff --git a/ws-jaxme.spec b/ws-jaxme.spec
index 6a29c44..8dcf779 100644
--- a/ws-jaxme.spec
+++ b/ws-jaxme.spec
@@ -37,7 +37,7 @@ BuildRequires:  antlr
 BuildRequires:  apache-commons-codec
 BuildRequires:  docbook-xsl-stylesheets
 BuildRequires:  hsqldb
-BuildRequires:  java-devel >= 1.6
+BuildRequires:  java-devel >= 1.8
 BuildRequires:  javapackages-tools
 BuildRequires:  jaxp_transform_impl
 BuildRequires:  junit >= 3.8.1
@@ -130,7 +130,7 @@ export CLASSPATH=$(build-classpath \
     xml-commons-resolver \
     junit)
 ant  Docs.all \
-    -Dant.build.javac.source=1.6 -Dant.build.javac.target=1.6 \
+    -Dant.build.javac.source=1.8 -Dant.build.javac.target=1.8 \
     -Dbuild.sysclasspath=first \
     -Ddocbook.home=%{_datadir}/xml/docbook \
     -Ddocbookxsl.home=%{_datadir}/xml/docbook/stylesheet/nwalsh/current