diff --git a/llvm/utils/gn/secondary/llvm/include/llvm/Config/BUILD.gn b/llvm/utils/gn/secondary/llvm/include/llvm/Config/BUILD.gn
index c0aaeaafac708..393744f2d6c53 100644
--- a/llvm/utils/gn/secondary/llvm/include/llvm/Config/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/include/llvm/Config/BUILD.gn
@@ -363,7 +363,7 @@ write_cmake_config("llvm-config") {
   if (current_os == "win") {
     values += [
       "HAVE_SYSEXITS_H=",
-      "LLVM_ENABLE_PLUGINS=0",
+      "LLVM_ENABLE_PLUGINS=",
       "LLVM_ON_UNIX=",
     ]
   } else {