diff --git a/llvm/utils/gn/secondary/llvm/lib/Support/BUILD.gn b/llvm/utils/gn/secondary/llvm/lib/Support/BUILD.gn
index b34e2a656422a03665e30ecbb97f03e2ed248284..813db6980a0333960f92487113e1f50b8a2f6312 100644
--- a/llvm/utils/gn/secondary/llvm/lib/Support/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/lib/Support/BUILD.gn
@@ -64,6 +64,7 @@ static_library("Support") {
     "Error.cpp",
     "ErrorHandling.cpp",
     "FileCheck.cpp",
+    "FileCollector.cpp",
     "FileOutputBuffer.cpp",
     "FileUtilities.cpp",
     "FoldingSet.cpp",
diff --git a/llvm/utils/gn/secondary/llvm/unittests/Support/BUILD.gn b/llvm/utils/gn/secondary/llvm/unittests/Support/BUILD.gn
index 24902935ab6e40cf51b3df91e7014853de085337..d101117dbac514590edfdbe463e21909e9f12678 100644
--- a/llvm/utils/gn/secondary/llvm/unittests/Support/BUILD.gn
+++ b/llvm/utils/gn/secondary/llvm/unittests/Support/BUILD.gn
@@ -33,6 +33,7 @@ unittest("SupportTests") {
     "ErrorOrTest.cpp",
     "ErrorTest.cpp",
     "FileCheckTest.cpp",
+    "FileCollectorTest.cpp",
     "FileOutputBufferTest.cpp",
     "FormatVariadicTest.cpp",
     "GlobPatternTest.cpp",