diff --git a/include/boost/math/common_factor_rt.hpp b/include/boost/math/common_factor_rt.hpp
index e7b2500..f45f3a0 100644
--- a/include/boost/math/common_factor_rt.hpp
+++ b/include/boost/math/common_factor_rt.hpp
@@ -6,6 +6,10 @@
 //  without express or implied warranty, and with no claim as to its suitability
 //  for any purpose. 
 
+// boostinspect:nolicense (don't complain about the lack of a Boost license)
+// (Paul Moore hasn't been in contact for years, so there's no way to change the
+// license.)
+
 //  See http://www.boost.org for updates, documentation, and revision history. 
 
 #ifndef BOOST_MATH_COMMON_FACTOR_RT_HPP