diff --git a/README.md b/README.md
index 85ced75..d0b5585 100644
--- a/README.md
+++ b/README.md
@@ -407,6 +407,7 @@ Tested compilers
 ----------------
 
   * Visual Studio 2015
+  * Visual Studio 2013 with update 5
   * Clang 3.5
 
 TODO