diff --git a/README.md b/README.md
index 93b170d..a61baaf 100644
--- a/README.md
+++ b/README.md
@@ -376,6 +376,7 @@ Tested compilers
 ----------------
 
   * Visual Studio 2015
+  * Visual Studio 2013 with Update 5
   * Clang 3.5
 
 TODO