diff --git a/cc/config/global.go b/cc/config/global.go
index ef9ac804b..8fd59144f 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -114,7 +114,7 @@ var (
 	}
 
 	CStdVersion               = "gnu99"
-	CppStdVersion             = "gnu++17"
+	CppStdVersion             = "gnu++14"
 	ExperimentalCStdVersion   = "gnu11"
 	ExperimentalCppStdVersion = "gnu++2a"