diff --git a/upx.spec b/upx.spec
index a1bafb0..0f48d69 100644
--- a/upx.spec
+++ b/upx.spec
@@ -1,11 +1,12 @@
 Summary:	The Ultimate Packer for eXecutables
 Name:		upx
-Version:	3.91
-Release:	6
+Version:	3.95
+Release:	1
 License:	GPLv2+
 Group:		Archiving/Compression
-URL:		http://upx.sourceforge.net/
-Source0:	http://upx.sourceforge.net/download/%{name}-%{version}-src.tar.bz2
+URL:		https://upx.github.io/
+Source0:	upx-%{version}.tar.gz
+Source1:	upx-lzma-sdk-%{version}.tar.gz
 BuildRequires:	ucl-devel
 BuildRequires:	pkgconfig(zlib)
 
@@ -33,13 +34,16 @@ http://compression.ca/act-exepack.html
 #----------------------------------------------------------------------------
 
 %prep
-%setup -q -n %{name}-%{version}-src
+%setup -q -n %{name}-%{version}
+tar xfz %{SOURCE1} --strip-components=1 -C src/lzma-sdk/
 
 %build
 # building the docs
 %make -C doc
 export UCLDIR=%{_prefix}
-%make -C src CXXFLAGS="%{optflags} -Wcast-align -Wcast-qual -Wpointer-arith -Wwrite-strings" CXX="%__cxx"
+export CXX="%__cxx"
+export CXXFLAGS="%{optflags}"
+make %{?_smp_mflags} -C src
 
 %install
 install -d %{buildroot}%{_bindir}
@@ -47,4 +51,3 @@ install -d %{buildroot}%{_mandir}/man1
 
 install -m 755 src/upx.out %{buildroot}%{_bindir}/upx
 install -m 644 doc/upx.1 %{buildroot}%{_mandir}/man1/
-