diff --git a/llvm/utils/gn/secondary/llvm/lib/Transforms/Utils/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Transforms/Utils/BUILD.gn
index 479f7e8e98fc79..62517a77c5b4f6 100644
--- a/llvm/utils/gn/secondary/llvm/lib/Transforms/Utils/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Transforms/Utils/BUILD.gn
@@ -61,6 +61,7 @@ static_library("Utils") {
     "NameAnonGlobals.cpp",
     "PredicateInfo.cpp",
     "PromoteMemoryToRegister.cpp",
+    "RelLookupTableConverter.cpp",
     "SSAUpdater.cpp",
     "SSAUpdaterBulk.cpp",
     "SampleProfileLoaderBaseUtil.cpp",