diff --git a/include/gsl_util.h b/include/gsl_util.h
index b144108..316f2a1 100644
--- a/include/gsl_util.h
+++ b/include/gsl_util.h
@@ -40,6 +40,7 @@
 // turn off some misguided warnings
 #pragma warning(push)
 #pragma warning(disable: 4351) // warns about newly introduced aggregate initializer behavior
+#pragma warning(disable: 4127) // conditional expression is constant
 
 #endif // _MSC_VER <= 1800