diff --git a/libbluray.changes b/libbluray.changes
index 268a2cb..b83f8f7 100644
--- a/libbluray.changes
+++ b/libbluray.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sun Sep 10 14:02:16 UTC 2017 - dimstar@opensuse.org
+
+- BuildConflict with java-devel >= 1.9. Java 8 is the last to
+  support source_version 1.5.
+
 -------------------------------------------------------------------
 Thu Jun 15 09:33:42 UTC 2017 - joerg.lorenzen@ki.tng.de
 
diff --git a/libbluray.spec b/libbluray.spec
index 08a8ca0..6aac1cf 100644
--- a/libbluray.spec
+++ b/libbluray.spec
@@ -31,11 +31,11 @@ Patch2:         libbluray-jvm_dir.patch
 BuildRequires:  ant
 BuildRequires:  java-devel >= 1.6
 BuildRequires:  libtool
-BuildRequires:  pkg-config
+BuildRequires:  pkgconfig
 BuildRequires:  pkgconfig(fontconfig)
 BuildRequires:  pkgconfig(freetype2)
 BuildRequires:  pkgconfig(libxml-2.0) >= 2.6
-BuildRoot:      %{_tmppath}/%{name}-%{version}-build
+BuildConflicts: java-devel >= 1.9
 
 %description
 This library is written for the purpose of playing Blu-ray movies. It is