diff --git a/hamcrest.spec b/hamcrest.spec
index ecc5093..3b53cd8 100644
--- a/hamcrest.spec
+++ b/hamcrest.spec
@@ -30,7 +30,7 @@
 
 Name:           hamcrest
 Version:        1.3
-Release:        27%{?dist}
+Release:        28%{?dist}
 Epoch:          0
 Summary:        Library of matchers for building test expressions
 License:        BSD
@@ -115,12 +115,17 @@ ln -sf $(build-classpath testng-jdk15) lib/integration/
 
 sed -i 's/\r//' LICENSE.txt
 
+# Set target to 1.6 to build with Java 11
+sed -i 's/target="1.5"/target="1.6"/' build.xml
+# Disable checking of remote javadoc links
+sed -i '/link offline/ d' build.xml
+
 %build
 export CLASSPATH=$(build-classpath qdox)
 export OPT_JAR_LIST="junit ant/ant-junit"
 # The unit-test goal is switched off as some tests fail with JDK 7
 # see https://github.com/hamcrest/JavaHamcrest/issues/30
-ant -Dant.build.javac.source=1.5 -Dversion=%{version} -Dbuild.sysclasspath=last clean core generator library bigjar javadoc
+ant -Dant.build.javac.source=1.6 -Dversion=%{version} -Dbuild.sysclasspath=last clean core generator library bigjar javadoc
 
 # inject OSGi manifests
 jar ufm build/%{name}-core-%{version}.jar %{SOURCE8}
@@ -160,6 +165,10 @@ cp -pr %{name}-examples $RPM_BUILD_ROOT%{_datadir}/%{name}/
 %{_datadir}/%{name}
 
 %changelog
+* Wed Jun 24 2020 Roland Grunberg <rgrunber@redhat.com> - 0:1.3-28
+- Use source/target 1.6 to build against Java 11.
+- Disable checking of remote javadoc links.
+
 * Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 0:1.3-27
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild