diff --git a/SPECS/zlib.spec b/SPECS/zlib.spec
index 2ca023c..e3bb2ed 100644
--- a/SPECS/zlib.spec
+++ b/SPECS/zlib.spec
@@ -153,9 +153,12 @@ export LDFLAGS="$LDFLAGS -Wl,-z,relro -Wl,-z,now"
 # no-autotools, %%configure is not compatible
 %ifarch s390 s390x
   ./configure --libdir=%{_libdir} --includedir=%{_includedir} --prefix=%{_prefix} --dfltcc
+%ifarch x86_64
+  ./configure --libdir=%{_libdir} --includedir=%{_includedir} --prefix=%{_prefix} --enable-sse_slide
 %else
   ./configure --libdir=%{_libdir} --includedir=%{_includedir} --prefix=%{_prefix}
 %endif
+%endif
 %make_build
 
 %if %{with minizip}