diff --git a/.clang-format b/.clang-format
index 81456b86b9a..3b3c1e30760 100644
--- a/.clang-format
+++ b/.clang-format
@@ -1,5 +1,6 @@
 ---
-Language:        Cpp
+Language: Cpp
+Standard: c++03
 AccessModifierOffset: -4
 AlignAfterOpenBracket: Align
 AlignConsecutiveAssignments: false