diff --git a/xz-java.spec b/xz-java.spec
index f4c9577..9884e57 100644
--- a/xz-java.spec
+++ b/xz-java.spec
@@ -1,6 +1,6 @@
 Name:           xz-java
 Version:        1.8
-Release:        6%{?dist}
+Release:        7%{?dist}
 Summary:        Java implementation of XZ data compression
 License:        Public Domain
 URL:            http://tukaani.org/xz/java.html
@@ -28,6 +28,9 @@ This package contains the API documentation for %{name}.
 %prep
 %setup -q -c %{name}-%{version}
 
+# disable javadoc linting
+sed -i -e '/<javadoc/aadditionalparam="-Xdoclint:none"' build.xml
+
 %mvn_file : %{name} xz
 
 %build
@@ -35,7 +38,7 @@ This package contains the API documentation for %{name}.
 # package-list from oracle.com. Create a dummy package-list to prevent that.
 mkdir -p extdoc && touch extdoc/package-list
 
-ant maven
+ant maven -Dsourcever=1.8
 
 %install
 %mvn_artifact build/maven/xz-%{version}.pom build/jar/xz.jar
@@ -50,6 +53,9 @@ ant maven
 %license COPYING
 
 %changelog
+* Fri Jun 19 2020 Mat Booth <mat.booth@redhat.com> - 1.8-7
+- Allow building against Java 11
+
 * Fri Jan 31 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1.8-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild