diff --git a/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn
index 7dc0f05aed689..09fcc5f80742c 100644
--- a/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Target/X86/BUILD.gn
@@ -107,6 +107,7 @@ static_library("LLVMX86CodeGen") {
     "X86InstructionSelector.cpp",
     "X86InterleavedAccess.cpp",
     "X86LegalizerInfo.cpp",
+    "X86LoadValueInjectionRetHardening.cpp",
     "X86MCInstLower.cpp",
     "X86MachineFunctionInfo.cpp",
     "X86MacroFusion.cpp",