diff --git a/Installation/include/CGAL/auto_link/auto_link.h b/Installation/include/CGAL/auto_link/auto_link.h
index 1d89cf5cdca..2cd43216d2f 100644
--- a/Installation/include/CGAL/auto_link/auto_link.h
+++ b/Installation/include/CGAL/auto_link/auto_link.h
@@ -133,11 +133,16 @@ CGAL_LIB_RT_OPT:     A suffix that indicates the runtime library used,
    // vc71:
 #  define CGAL_LIB_TOOLSET "vc71"
 
-#elif defined(BOOST_MSVC) && (BOOST_MSVC >= 1400)
+#elif defined(BOOST_MSVC) && (BOOST_MSVC == 1400)
 
    // vc80:
 #  define CGAL_LIB_TOOLSET "vc80"
 
+#elif defined(BOOST_MSVC) && (BOOST_MSVC >= 1500)
+
+   // vc90:
+#  define CGAL_LIB_TOOLSET "vc90"
+
 #elif defined(__BORLANDC__)
 
    // CBuilder 6: