diff --git a/lld/MachO/Options.td b/lld/MachO/Options.td
--- a/lld/MachO/Options.td
+++ b/lld/MachO/Options.td
@@ -862,8 +862,7 @@
      Group<grp_rare>;
 def lto_library : Separate<["-"], "lto_library">,
      MetaVarName<"<path>">,
-     HelpText<"Override the default ../lib/libLTO.dylib as <path>">,
-     Flags<[HelpHidden]>,
+     HelpText<"Deprecated & ignored. LLD supports LTO directly, without using an external dylib.">,
      Group<grp_rare>;
 def cache_path_lto : Separate<["-"], "cache_path_lto">,
      MetaVarName<"<path>">,
diff --git a/lld/test/MachO/silent-ignore.test b/lld/test/MachO/silent-ignore.test
--- a/lld/test/MachO/silent-ignore.test
+++ b/lld/test/MachO/silent-ignore.test
@@ -4,6 +4,7 @@
 RUN:   -lto_library /lib/foo \
 RUN:   -macosx_version_min 0 \
 RUN:   -dependency_info /path/to/dependency_info.dat \
+RUN:   -lto_library ../lib/libLTO.dylib \
 RUN:   -mllvm -time-passes \
 RUN:   -objc_abi_version 2 \
 RUN:   -ios_simulator_version_min 9.0.0 \