diff --git a/llvm/utils/gn/secondary/clang/lib/Format/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/Format/BUILD.gn
index 93c0f3c51fe89..57e9300159971 100644
--- a/llvm/utils/gn/secondary/clang/lib/Format/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/Format/BUILD.gn
@@ -21,6 +21,7 @@ static_library("Format") {
     "MacroExpander.cpp",
     "MatchFilePath.cpp",
     "NamespaceEndCommentsFixer.cpp",
+    "NumericLiteralCaseFixer.cpp",
     "NumericLiteralInfo.cpp",
     "ObjCPropertyAttributeOrderFixer.cpp",
     "QualifierAlignmentFixer.cpp",
diff --git a/llvm/utils/gn/secondary/clang/unittests/Format/BUILD.gn b/llvm/utils/gn/secondary/clang/unittests/Format/BUILD.gn
index 88521a8e59da2..c501f121df4a8 100644
--- a/llvm/utils/gn/secondary/clang/unittests/Format/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/unittests/Format/BUILD.gn
@@ -38,6 +38,7 @@ unittest("FormatTests") {
     "MacroExpanderTest.cpp",
     "MatchFilePathTest.cpp",
     "NamespaceEndCommentsFixerTest.cpp",
+    "NumericLiteralCaseTest.cpp",
     "NumericLiteralInfoTest.cpp",
     "ObjCPropertyAttributeOrderFixerTest.cpp",
     "QualifierFixerTest.cpp",