diff --git a/llvm/utils/gn/secondary/clang/lib/Tooling/DependencyScanning/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/Tooling/DependencyScanning/BUILD.gn
index f0b2cf129a9dd7..6bae1f99bb6964 100644
--- a/llvm/utils/gn/secondary/clang/lib/Tooling/DependencyScanning/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/Tooling/DependencyScanning/BUILD.gn
@@ -19,5 +19,6 @@ static_library("DependencyScanning") {
     "DependencyScanningService.cpp",
     "DependencyScanningTool.cpp",
     "DependencyScanningWorker.cpp",
+    "ModuleDepCollector.cpp",
   ]
 }