diff --git a/fftw3.changes b/fftw3.changes
index 381e59a..c6b5d81 100644
--- a/fftw3.changes
+++ b/fftw3.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Wed Sep 28 02:22:14 UTC 2011 - dhall@wustl.edu
+
+- enable sse2 and sse code generation
+
 -------------------------------------------------------------------
 Fri Aug  5 22:44:51 UTC 2011 - dhall@wustl.edu
 
diff --git a/fftw3.spec b/fftw3.spec
index 1666a18..ecaae3e 100644
--- a/fftw3.spec
+++ b/fftw3.spec
@@ -133,7 +133,7 @@ data, and of arbitrary input size.
 # autoreconf --force --install
 
 %build
-%configure --enable-shared --enable-threads --enable-openmp --enable-mpi --disable-static
+%configure --enable-shared --enable-threads --enable-openmp --enable-mpi --enable-sse2 --disable-static
 make %{?_smp_mflags}
 
 %install
@@ -142,7 +142,7 @@ make %{?_smp_mflags}
 rm -f $RPM_BUILD_ROOT%{_libdir}/lib*.*a
 # hack to also compile/install single-precision version:
 make distclean
-%configure --enable-shared --enable-threads --enable-float --enable-openmp --enable-mpi --disable-static
+%configure --enable-shared --enable-threads --enable-float --enable-openmp --enable-mpi --enable-sse --disable-static
 make %{?_smp_mflags}
 %makeinstall
 # remove unneeded files