diff --git a/include/boost/config/compiler/visualc.hpp b/include/boost/config/compiler/visualc.hpp
index e8510a50..9194db5a 100644
--- a/include/boost/config/compiler/visualc.hpp
+++ b/include/boost/config/compiler/visualc.hpp
@@ -52,7 +52,7 @@
 
 #endif
 
-#if _MSC_VER <= 1310
+#if _MSC_VER < 1310
 #  define BOOST_NO_SWPRINTF
 #endif
 
diff --git a/include/boost/config/stdlib/dinkumware.hpp b/include/boost/config/stdlib/dinkumware.hpp
index 119b0b65..f6da4251 100644
--- a/include/boost/config/stdlib/dinkumware.hpp
+++ b/include/boost/config/stdlib/dinkumware.hpp
@@ -21,7 +21,7 @@
 #  if !(defined(_GLOBAL_USING) && (_GLOBAL_USING+0 > 0)) && !defined(_STD)   // can be defined in yvals.h
 #     define BOOST_NO_STDC_NAMESPACE
 #  endif
-#  if !(defined(_HAS_MEMBER_TEMPLATES_REBIND) && (_HAS_MEMBER_TEMPLATES_REBIND+0 > 0) && !(defined(_MSC_VER) && (_MSC_VER > 1300)))
+#  if !(defined(_HAS_MEMBER_TEMPLATES_REBIND) && (_HAS_MEMBER_TEMPLATES_REBIND+0 > 0)) && !(defined(_MSC_VER) && (_MSC_VER > 1300))
 #     define BOOST_NO_STD_ALLOCATOR
 #  endif
 #  if defined(_MSC_VER) && (_MSC_VER < 1300)