1 files changed, 1 insertions, 0 deletions

diff --git a/BUILD.gn b/BUILD.gn
index bba48180a9..ec28f17975 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -740,6 +740,7 @@ test("pdfium_unittests") {
     "core/src/fxcrt/fx_system_unittest.cpp",
     "testing/fx_string_testhelpers.cpp",
     "testing/fx_string_testhelpers.h",
+    "third_party/base/nonstd_unique_ptr_unittest.cpp",
   ]
   deps = [
     "//testing/gtest",