diff --git a/llvm/utils/gn/secondary/llvm/lib/BinaryFormat/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/BinaryFormat/BUILD.gn
index 50afba078605..a70ffd10cd8b 100644
--- a/llvm/utils/gn/secondary/llvm/lib/BinaryFormat/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/BinaryFormat/BUILD.gn
@@ -4,6 +4,7 @@ static_library("BinaryFormat") {
   sources = [
     "AMDGPUMetadataVerifier.cpp",
     "Dwarf.cpp",
+    "ELF.cpp",
     "MachO.cpp",
     "Magic.cpp",
     "Minidump.cpp",