diff --git a/.clang-format b/.clang-format
index 6b4a6ef756..ee3154c503 100644
--- a/.clang-format
+++ b/.clang-format
@@ -1,36 +1,37 @@
 ---
 Language: Cpp
 BasedOnStyle: Google
 AccessModifierOffset: -2
 AlignEscapedNewlinesLeft: false
 AllowShortFunctionsOnASingleLine: Inline
 AllowShortIfStatementsOnASingleLine: false
 AllowShortLoopsOnASingleLine: false
 AlwaysBreakBeforeMultilineStrings: false
 AlwaysBreakTemplateDeclarations: true
 BinPackArguments: false
 BinPackParameters: false
 BreakBeforeBraces: Allman
 BreakBeforeTernaryOperators: false
 ColumnLimit: 120
 ConstructorInitializerIndentWidth: 2
 ContinuationIndentWidth: 2
 DerivePointerAlignment: false
 # order of windows.h and psapi.h needs to be preserved to avoid build errors
+SortIncludes: false
 IncludeCategories:
  - Regex: '[Ww]indows.h'
    Priority: 2
  - Regex: '[Pp]sapi.h'
    Priority: 3
  - Regex: '.\*'
    Priority: 1
 IndentFunctionDeclarationAfterType: false
 IndentWidth: 2
 IndentWrappedFunctionNames: true
 NamespaceIndentation: Inner
 PointerAlignment: Right
 SpacesBeforeTrailingComments: 1
 Standard: Cpp11
 TabWidth: 2
 UseTab: Never
 ...