diff --git a/runtime/jdwp/jdwp_handler.cc b/runtime/jdwp/jdwp_handler.cc
index 0a4d6e3..5427a58 100644
--- a/runtime/jdwp/jdwp_handler.cc
+++ b/runtime/jdwp/jdwp_handler.cc
@@ -1072,9 +1072,8 @@
   return WriteTaggedObject(reply, contended_monitor);
 }
 
-static JdwpError TR_Interrupt(JdwpState*, Request* request, ExpandBuf* reply)
+static JdwpError TR_Interrupt(JdwpState*, Request* request, ExpandBuf* reply ATTRIBUTE_UNUSED)
     SHARED_REQUIRES(Locks::mutator_lock_) {
-  UNUSED(reply);
   ObjectId thread_id = request->ReadThreadId();
   return Dbg::Interrupt(thread_id);
 }