diff --git a/src/systemc/ext/tlm_core/1/req_rsp/ports/event_finder.hh b/src/systemc/ext/tlm_core/1/req_rsp/ports/event_finder.hh
index 2e411eb..cdf2d8b 100644
--- a/src/systemc/ext/tlm_core/1/req_rsp/ports/event_finder.hh
+++ b/src/systemc/ext/tlm_core/1/req_rsp/ports/event_finder.hh
@@ -56,9 +56,10 @@
 {
     const IF *iface = if_p ? dynamic_cast<const IF *>(if_p) :
         dynamic_cast<const IF *>(port()->_gem5Interface(0));
+    static sc_core::sc_event none;
     if (iface == nullptr) {
         report_error(sc_core::SC_ID_FIND_EVENT_, "port is not bound");
-        return sc_core::sc_event::none;
+        return none;
     }
     return (const_cast<IF *>(iface)->*m_event_method)(nullptr);
 }