diff --git a/tests.gyp b/tests.gyp
index 2f3c3220..4e251289 100644
--- a/tests.gyp
+++ b/tests.gyp
@@ -46,6 +46,10 @@
         'USE_LIBPROFILER%': 'true',
       },
       'conditions': [
+        ['USE_BOOST_REGEX != "false"', {
+          'defines': ['USE_BOOST_REGEX'],
+          'libraries': ['-lboost_regex'],
+        }],
         ['USE_LIBPROFILER != "false"', {
           'libraries': ['-lprofiler'],
         }]