diff --git a/python3.spec b/python3.spec
index 6da98d2c977d515d8165d7073733cbf1c33823e7..4e927009b6ae109c853cf227b4738961b60f4acd 100644
--- a/python3.spec
+++ b/python3.spec
@@ -308,6 +308,7 @@ pushd ${OptimizedBuildDir}
 %endif
 %endif
   --without-ensurepip \
+  --with-lto \
   %{optimizations_flag}
 
 %make_build EXTRA_CFLAGS="$CFLAGS"