1 files changed, 1 insertions, 0 deletions

diff --git a/BUILD.gn b/BUILD.gn
index 6324e85112..bd3d3bc104 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -1546,6 +1546,7 @@ static_library("xfa") {
 test("pdfium_unittests") {
   sources = [
     "core/src/fxcrt/fx_basic_bstring_unittest.cpp",
+    "core/src/fxcrt/fx_basic_wstring_unittest.cpp",
     "testing/fx_string_testhelpers.cpp",
     "testing/fx_string_testhelpers.h",
     "xfa/src/fxbarcode/pdf417/BC_PDF417HighLevelEncoder_unittest.cpp",