diff --git a/scripts/system-clang-format b/scripts/system-clang-format
index 14abd93..a7614d2 100644
--- a/scripts/system-clang-format
+++ b/scripts/system-clang-format
@@ -1,4 +1,5 @@
 BasedOnStyle: Google
+Standard: Cpp11
 AccessModifierOffset: -2
 AllowShortFunctionsOnASingleLine: Inline
 ColumnLimit: 100
diff --git a/scripts/system-clang-format-2 b/scripts/system-clang-format-2
index e28b379..a4e23f8 100644
--- a/scripts/system-clang-format-2
+++ b/scripts/system-clang-format-2
@@ -1,4 +1,5 @@
 BasedOnStyle: Google
+Standard: Cpp11
 AllowShortFunctionsOnASingleLine: Inline
 ColumnLimit: 100
 CommentPragmas: NOLINT:.*