diff --git a/libunwind/test/libunwind/test/config.py b/libunwind/test/libunwind/test/config.py
index e3e1dfcaed88..b3f12bfe403c 100644
--- a/libunwind/test/libunwind/test/config.py
+++ b/libunwind/test/libunwind/test/config.py
@@ -44,7 +44,8 @@ class Configuration(LibcxxConfiguration):
         # generated by default on all Targets.
         self.cxx.compile_flags += ['-funwind-tables']
         # Make symbols available in the tests.
-        if 'linux' in self.config.target_triple:
+        triple = self.get_lit_conf('target_triple', None)
+        if 'linux' in triple:
             self.cxx.link_flags += ['-Wl,--export-dynamic']
         if not self.get_lit_bool('enable_threads', True):
             self.cxx.compile_flags += ['-D_LIBUNWIND_HAS_NO_THREADS']