diff --git a/tests/unittests/test_suite.cc b/tests/unittests/test_suite.cc
index 206df5b38..1d9224e7b 100644
--- a/tests/unittests/test_suite.cc
+++ b/tests/unittests/test_suite.cc
@@ -110,7 +110,7 @@ void CefTestSuite::Initialize() {
     logging::SetLogAssertHandler(UnitTestAssertHandler);
   }
 
-  icu_util::Initialize();
+  base::i18n::InitializeICU();
 
   CatchMaybeTests();
   ResetCommandLine();