diff --git a/src/debugger.cc b/src/debugger.cc
index d2372e3..95e8849 100644
--- a/src/debugger.cc
+++ b/src/debugger.cc
@@ -1301,7 +1301,7 @@
   if (thread == NULL) {
     return false;
   }
-  name = thread->GetThreadName()->ToModifiedUtf8();
+  thread->GetThreadName(name);
   return true;
 }