diff --git a/libreadline-java.changes b/libreadline-java.changes
index f074271..0d4d8d5 100644
--- a/libreadline-java.changes
+++ b/libreadline-java.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Jun  9 11:06:12 UTC 2017 - tchvatal@suse.com
+
+- Require java 1.6.0 or newer to build as gcj won't compile us
+
 -------------------------------------------------------------------
 Tue Jul  8 10:14:12 UTC 2014 - tchvatal@suse.com
 
diff --git a/libreadline-java.spec b/libreadline-java.spec
index 1c8664b..acb25d7 100644
--- a/libreadline-java.spec
+++ b/libreadline-java.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package libreadline-java
 #
-# Copyright (c) 2014 SUSE LINUX Products GmbH, Nuernberg, Germany.
+# Copyright (c) 2017 SUSE LINUX GmbH, Nuernberg, Germany.
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -28,11 +28,12 @@ Source1:        baselibs.conf
 Patch0:         libreadline-java-ncurses.patch
 Patch1:         libreadline-java-libdir.patch
 Patch2:         libreadline-java-0.8.0-missing-return-type.patch
-BuildRequires:  java-devel
+BuildRequires:  java-devel >= 1.6.0
 BuildRequires:  javapackages-tools
 BuildRequires:  libedit-devel >= 2.9
 BuildRequires:  ncurses-devel
-Requires:       java >= 1.4.2
+BuildRequires:  zlib-devel
+Requires:       java
 Requires:       libedit >= 2.9
 Provides:       gnu.readline
 Provides:       java_readline
@@ -72,9 +73,6 @@ do
 done
 
 %install
-%if 0%{?suse_version} == 1110
-export NO_BRP_CHECK_BYTECODE_VERSION=true
-%endif
 # install jar file and JNI library under %{_libdir}/%{name}
 # FIXME: fix jpackage-utils to handle multilib correctly
 mkdir -p %{buildroot}%{_libdir}/%{name}