diff --git a/clang/include/clang/Basic/TargetBuiltins.h b/clang/include/clang/Basic/TargetBuiltins.h
index 25f6526fb022ca..a84bee508c7a84 100644
--- a/clang/include/clang/Basic/TargetBuiltins.h
+++ b/clang/include/clang/Basic/TargetBuiltins.h
@@ -383,7 +383,7 @@ namespace clang {
        PPC::LastTSBuiltin, NVPTX::LastTSBuiltin, AMDGPU::LastTSBuiltin,
        X86::LastTSBuiltin, VE::LastTSBuiltin, RISCV::LastTSBuiltin,
        Hexagon::LastTSBuiltin, Mips::LastTSBuiltin, XCore::LastTSBuiltin,
-       SystemZ::LastTSBuiltin, WebAssembly::LastTSBuiltin});
+       SystemZ::LastTSBuiltin, WebAssembly::LastTSBuiltin, Xtensa::LastTSBuiltin});
 
 } // end namespace clang.