diff --git a/.gitignore b/.gitignore
index e69de29..e367361 100644
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1 @@
+/e814e2f0a9390b19a4073b074d43de8a0d121b8d.zip
diff --git a/jigawatts.spec b/jigawatts.spec
new file mode 100644
index 0000000..1f33972
--- /dev/null
+++ b/jigawatts.spec
@@ -0,0 +1,92 @@
+%global uname         jigawatts
+%global uversion      e814e2f0a9390b19a4073b074d43de8a0d121b8d
+%global dversion      %(echo %{uversion} | sed s/-/_/)
+%global aarch64       aarch64 arm64 armv8
+%global shortcommit %(c=%{uversion}; echo ${c:0:7})
+%global commitdate 20210802
+
+Name:    %{uname}
+Version: 0.2
+Release: 0.3.%{commitdate}%{shortcommit}%{?dist}
+Summary: Java CRIU helper
+License: GPLv2 with exceptions
+URL:     https://github.com/chflood/%{uname}
+Source0: https://github.com/gnu-andrew/jigawatts/archive/%{uversion}.zip
+
+Patch0:  load_library.patch
+
+BuildRequires: java-devel
+BuildRequires: criu-devel
+BuildRequires: gcc
+BuildRequires: gcc-c++
+BuildRequires: autoconf
+BuildRequires: automake
+
+Requires:   java-headless
+
+# criu is only available on these architectures
+# https://bugzilla.redhat.com/show_bug.cgi?id=902875
+ExclusiveArch: x86_64 %{arm} ppc64le aarch64 s390x
+
+%description
+CRIU is a Linux utility that allows the checkpointing and restoring
+of processes.You can read more about CRIU at criu.org. CRIU for
+Java is a package which makes it more convenient to use CRIU from
+Java.
+
+%package javadoc
+Summary: Javadoc for %{name}
+%description javadoc
+Javadoc for %{name}
+
+%prep
+%setup -q -n %{uname}-%{uversion}
+%patch0 -p1
+
+./autogen.sh
+
+%build
+
+%configure
+
+make
+
+%install
+
+rm -rf $RPM_BUILD_ROOT
+%make_install
+
+%files
+%dir %{_pkgdocdir}
+%doc %{_pkgdocdir}/README.md
+%dir %{_defaultlicensedir}/%{name}
+%license %{_defaultlicensedir}/%{name}/LICENSE.md
+%dir %{_javadir}/%{name}
+%{_javadir}/%{name}/jigawatt.jar
+%{_libdir}/libJigawatts.so
+
+%files javadoc
+%{_javadocdir}/%{name}
+
+%changelog
+* Mon Aug 02 2021 Andrew Hughes <gnu.andrew@redhat.com> - 0.2-0.3.20210802a3007aa
+- Rewrite to use autotools build system, avoiding need for Maven dependencies missing in RHEL 9.
+- This also ensures use of the standard build flags and installs the jar in the expected location.
+- Resolves: rhbz#1972029
+
+* Thu Jul 22 2021 Fedora Release Engineering <releng@fedoraproject.org> - 0.2-0.2.20210701c15dd4c
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
+
+* Thu Jul 01 2021 Jiri Vanek <jvanek@redhat.com> - 0.2-0.1.20210701c15dd4c
+- criu-devel moved to BR
+- now requires criu-libs
+- enabled debuginfo generation
+- excluded i686 build as criu is 64b only
+- .so file moved out of jar. Required teo patches:
+- added and applied patch0 output_loc.patch
+- added and applied patch1 load_library.patch
+- on aarch64 workarounded missing lib64 on /usr/LD_LIBRARY_PATH
+
+* Wed Apr 14 2021 Jiri Vanek <jvanek@redhat.com> - 0.2-0.1.20210701c15dd4c
+- initial build
+- added requires of criu-devel
diff --git a/load_library.patch b/load_library.patch
new file mode 100644
index 0000000..cb8bf9a
--- /dev/null
+++ b/load_library.patch
@@ -0,0 +1,58 @@
+diff --git a/src/main/java/org/openjdk/jigawatts/Jigawatts.java b/src/main/java/org/openjdk/jigawatts/Jigawatts.java
+index f2766da..8257eeb 100644
+--- a/src/main/java/org/openjdk/jigawatts/Jigawatts.java
++++ b/src/main/java/org/openjdk/jigawatts/Jigawatts.java
+@@ -150,38 +150,26 @@ public class Jigawatts {
+         return Collections.unmodifiableList(crContext.restoreHooks);
+     }
+ 
+-    private static void copyLibrary(String library, String destDir) throws IOException {
+-        
+-        String libraryName = System.mapLibraryName(library);
+-        String libraryFile = destDir + "/" + libraryName;
+-        
+-        try (InputStream is = Jigawatts.class.getClassLoader().getResourceAsStream(libraryName);
+-             FileOutputStream os = new FileOutputStream(libraryFile)) {
+-            
+-            byte[] buf = new byte[1024];
+-
+-            int bytesRead;
+-
+-            while ((bytesRead = is.read(buf)) > 0) {
+-                os.write(buf, 0, bytesRead);
++    private static void loadLib(String library) {
++        String criuLib = System.mapLibraryName(library);
++        boolean success = false;
++        for (String path: System.getProperty("java.library.path").split(":")) {
++            try {
++                String libPath = path + File.separator + criuLib;
++                System.load(libPath);
++                success = true;
++                break;
++            } catch (UnsatisfiedLinkError e) {
++                continue;
+             }
++        };
++        if (!success) {
++            throw new RuntimeException(library + " library not found!");
+         }
+     }
+ 
+     static {
+-
+-        String libDir = System.getProperty("java.io.tmpdir");
+-        String tmpLib = libDir+ "/" + System.mapLibraryName("Jigawatts");
+-        
+-        if (!Files.exists(Paths.get(tmpLib))) {
+-            try {
+-                copyLibrary("Jigawatts", libDir);
+-            } catch (IOException ex) {
+-                throw new RuntimeException("can't initialize Jigawatts",ex);
+-            }
+-        }
+-        System.load(tmpLib);
+-        System.loadLibrary("criu");
++        loadLib("Jigawatts");
+ 
+         checkpointHooks = new ArrayList<Hook>();
+         restoreHooks = new ArrayList<Hook>();
diff --git a/sources b/sources
new file mode 100644
index 0000000..2885e2d
--- /dev/null
+++ b/sources
@@ -0,0 +1 @@
+SHA512 (e814e2f0a9390b19a4073b074d43de8a0d121b8d.zip) = 5ca78cb7a923a97075be8c61bf017bce56d68c6fb9e132e6474ddc877fbb51e9ef46d03cc2d3b3353c4b9385af7a0684e65377f61b32e9812423b991ee5391cf