diff --git a/spandsp.spec b/spandsp.spec
index c7c62ff..7d76919 100644
--- a/spandsp.spec
+++ b/spandsp.spec
@@ -95,6 +95,7 @@ This package contains documentation for the libspandsp API.
 
 %build
 autoreconf -fiv
+# Enabling MMX could be safe.. I see cpuid calls in the source
 %configure \
 %ifarch i586 i686
 	--enable-mmx \