diff --git a/lld/COFF/Driver.cpp b/lld/COFF/Driver.cpp
index cb9a5278ba7e..f36c06ffd9f8 100644
--- a/lld/COFF/Driver.cpp
+++ b/lld/COFF/Driver.cpp
@@ -120,6 +120,7 @@ void LinkerDriver::parseDirectives(StringRef S) {
       Config->NoDefaultLibs.insert(doFindLib(Arg->getValue()));
       break;
     case OPT_editandcontinue:
+    case OPT_guardsym:
     case OPT_throwingnew:
       break;
     default:
diff --git a/lld/COFF/Options.td b/lld/COFF/Options.td
index 2957dc171cb9..2402b80f88d0 100644
--- a/lld/COFF/Options.td
+++ b/lld/COFF/Options.td
@@ -117,5 +117,6 @@ def pdbaltpath : QF<"pdbaltpath">;
 def tlbid : QF<"tlbid">;
 def tlbout : QF<"tlbout">;
 def verbose_all : QF<"verbose">;
+def guardsym : QF<"guardsym">;
 
 defm wx : QB<"wx">;