diff --git a/llvm/utils/gn/secondary/llvm/lib/Transforms/Scalar/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Transforms/Scalar/BUILD.gn
index 2fe47a4b73bee..278406ba37b44 100644
--- a/llvm/utils/gn/secondary/llvm/lib/Transforms/Scalar/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Transforms/Scalar/BUILD.gn
@@ -12,6 +12,7 @@ static_library("Scalar") {
   sources = [
     "ADCE.cpp",
     "AlignmentFromAssumptions.cpp",
+    "AnnotationRemarks.cpp",
     "BDCE.cpp",
     "CallSiteSplitting.cpp",
     "ConstantHoisting.cpp",