diff --git a/clang/include/clang/Format/.clang-format b/clang/include/clang/Format/.clang-format
--- a/clang/include/clang/Format/.clang-format
+++ b/clang/include/clang/Format/.clang-format
@@ -1,4 +1,5 @@
 BasedOnStyle: LLVM
 InsertBraces: true
+InsertNewlineAtEOF: true
 LineEnding: LF
 RemoveBracesLLVM: true
diff --git a/clang/lib/Format/.clang-format b/clang/lib/Format/.clang-format
--- a/clang/lib/Format/.clang-format
+++ b/clang/lib/Format/.clang-format
@@ -1,4 +1,5 @@
 BasedOnStyle: LLVM
 InsertBraces: true
+InsertNewlineAtEOF: true
 LineEnding: LF
 RemoveBracesLLVM: true
diff --git a/clang/tools/clang-format/.clang-format b/clang/tools/clang-format/.clang-format
--- a/clang/tools/clang-format/.clang-format
+++ b/clang/tools/clang-format/.clang-format
@@ -1,4 +1,5 @@
 BasedOnStyle: LLVM
 InsertBraces: true
+InsertNewlineAtEOF: true
 LineEnding: LF
 RemoveBracesLLVM: true
diff --git a/clang/unittests/Format/.clang-format b/clang/unittests/Format/.clang-format
--- a/clang/unittests/Format/.clang-format
+++ b/clang/unittests/Format/.clang-format
@@ -1,4 +1,5 @@
 BasedOnStyle: LLVM
 InsertBraces: true
+InsertNewlineAtEOF: true
 LineEnding: LF
 RemoveBracesLLVM: true
diff --git a/clang/unittests/Format/FormatTestMacroExpansion.cpp b/clang/unittests/Format/FormatTestMacroExpansion.cpp
--- a/clang/unittests/Format/FormatTestMacroExpansion.cpp
+++ b/clang/unittests/Format/FormatTestMacroExpansion.cpp
@@ -259,4 +259,4 @@
 } // namespace
 } // namespace test
 } // namespace format
-} // namespace clang
\ No newline at end of file
+} // namespace clang