diff --git a/CppCoreGuidelines.md b/CppCoreGuidelines.md
index 6f3d911..c563040 100644
--- a/CppCoreGuidelines.md
+++ b/CppCoreGuidelines.md
@@ -1,6 +1,6 @@
 # <a name="main"></a>C++ Core Guidelines
 
-June 11, 2017
+June 12, 2017
 
 
 Editors: