diff --git a/llvm/utils/gn/secondary/llvm/lib/Target/AArch64/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Target/AArch64/BUILD.gn
index 57511fe983feb9..fda5320e592548 100644
--- a/llvm/utils/gn/secondary/llvm/lib/Target/AArch64/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Target/AArch64/BUILD.gn
@@ -129,7 +129,6 @@ static_library("LLVMAArch64CodeGen") {
     "AArch64LoadStoreOptimizer.cpp",
     "AArch64LowerHomogeneousPrologEpilog.cpp",
     "AArch64MCInstLower.cpp",
-    "AArch64MIPeepholeOpt.cpp",
     "AArch64MachineFunctionInfo.cpp",
     "AArch64MacroFusion.cpp",
     "AArch64PBQPRegAlloc.cpp",