diff --git a/mkfit.spec b/mkfit.spec
index fdc5a913e96..a704cfd5558 100644
--- a/mkfit.spec
+++ b/mkfit.spec
@@ -23,9 +23,13 @@ Patch1: mkfit-ppc-fix
 
 %ifarch x86_64
 make TBB_PREFIX=$TBB_ROOT VEC_GCC="-march=core2"
-%else
+%endif
+%ifarch aarch64
 make TBB_PREFIX=$TBB_ROOT VEC_GCC="-march=native"
 %endif
+%ifarch ppc64le
+make TBB_PREFIX=$TBB_ROOT VEC_GCC="-mcpu=native"
+%endif
 
 %install
 mkdir %{i}/include %{i}/include/mkFit %{i}/Geoms