diff --git a/.gitignore b/.gitignore
index 4cdc5ff..c9f8ff2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /will-crash-v0.2.tar.gz
 /will-crash-v0.3.tar.gz
+/will-crash-0.4.tar.gz
diff --git a/sources b/sources
index f32c929..cd2d013 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-8740fa360d0258afc947985cc18a3938  will-crash-v0.3.tar.gz
+7aff44429c080ddafd1ea1b6fc5f4a97  will-crash-0.4.tar.gz
diff --git a/will-crash.spec b/will-crash.spec
index 641a8bf..b9c2d87 100644
--- a/will-crash.spec
+++ b/will-crash.spec
@@ -1,19 +1,19 @@
-%global tardirname sorki-will-crash-4dff18b
-
 Name:           will-crash
-Version:        0.3
+Version:        0.4
 Release:        1%{?dist}
 Summary:        Set of crashing executables written in various languages
 
 Group:          Development/Tools
 License:        GPLv3
 URL:            http://github.com/sorki/will-crash
-Source0:        https://github.com/sorki/will-crash/tarball/v%{version}/will-crash-v%{version}.tar.gz
+Source0:        http://sources.48.io/will-crash/%{name}-%{version}.tar.gz
 
 BuildRequires:  autoconf
 BuildRequires:  automake
+BuildRequires:  java-1.7.0-openjdk-devel
 Requires:       ruby
 Requires:       python
+Requires:       java-1.7.0-openjdk
 
 # Don't require python3 for el6
 %if 0%{?rhel} != 6
@@ -26,15 +26,19 @@ executables for testing crash/exception handling tools
 like ABRT.
 
 %prep
-%setup -q -n %{tardirname}
+%setup -q
 
 %build
-autoreconf --install
+./autogen.sh
 %configure
 make %{?_smp_mflags}
 
 %install
+mkdir -p $RPM_BUILD_ROOT/%{_datadir}/java
+
 make install DESTDIR=%{buildroot}
+# no devel package -> no *.so links to versioned libraries needed
+find %{buildroot} -name '*.la' -or -name '*.a' | xargs rm -f
 
 %files
 %doc README.rst
@@ -46,8 +50,15 @@ make install DESTDIR=%{buildroot}
 %{_bindir}/will_python_sigsegv
 %{_bindir}/will_python3_raise
 %{_bindir}/will_ruby_raise
+%{_bindir}/will_java_segfault
+%{_datadir}/java/*
+# Java runtime requires unversioned library
+%{_libdir}/libwilljavasegfault.so*
 
 %changelog
+* Mon Mar 18 2013 Richard Marko  <rmarko@fedoraproject.org> - 0.4-1
+- Version bump, added will_java_segfault
+
 * Thu Feb 21 2013 Richard Marko <rmarko@fedoraproject.org> - 0.3-1
 - Version bump