diff --git a/utils/gn/secondary/clang/unittests/Basic/BUILD.gn b/utils/gn/secondary/clang/unittests/Basic/BUILD.gn
index 6d958bf0250..9b17cb19cd9 100644
--- a/utils/gn/secondary/clang/unittests/Basic/BUILD.gn
+++ b/utils/gn/secondary/clang/unittests/Basic/BUILD.gn
@@ -10,6 +10,7 @@ unittest("BasicTests") {
   sources = [
     "CharInfoTest.cpp",
     "DiagnosticTest.cpp",
+    "FileEntryTest.cpp",
     "FileManagerTest.cpp",
     "LineOffsetMappingTest.cpp",
     "SourceManagerTest.cpp",