diff --git a/llvm/utils/gn/secondary/clang/lib/AST/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/AST/BUILD.gn
index aee4db327096f6..3fb5981ef9328d 100644
--- a/llvm/utils/gn/secondary/clang/lib/AST/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/AST/BUILD.gn
@@ -126,6 +126,7 @@ static_library("AST") {
     "ParentMapContext.cpp",
     "PrintfFormatString.cpp",
     "QualTypeNames.cpp",
+    "Randstruct.cpp",
     "RawCommentList.cpp",
     "RecordLayout.cpp",
     "RecordLayoutBuilder.cpp",
diff --git a/llvm/utils/gn/secondary/clang/unittests/AST/BUILD.gn b/llvm/utils/gn/secondary/clang/unittests/AST/BUILD.gn
index c275553d01c963..803b9eb7eb1058 100644
--- a/llvm/utils/gn/secondary/clang/unittests/AST/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/unittests/AST/BUILD.gn
@@ -34,6 +34,7 @@ unittest("ASTTests") {
     "EvaluateAsRValueTest.cpp",
     "ExternalASTSourceTest.cpp",
     "NamedDeclPrinterTest.cpp",
+    "RandstructTest.cpp",
     "RecursiveASTVisitorTest.cpp",
     "SizelessTypesTest.cpp",
     "SourceLocationTest.cpp",