diff --git a/testing/btest/Baseline/core.check-unused-event-handlers/.stderr b/testing/btest/Baseline/core.check-unused-event-handlers/.stderr
index b94e8058b6..3058b00a05 100644
--- a/testing/btest/Baseline/core.check-unused-event-handlers/.stderr
+++ b/testing/btest/Baseline/core.check-unused-event-handlers/.stderr
@@ -9,4 +9,5 @@ warning in <params>, line 1: event handler never invoked: SupervisorControl::des
 warning in <params>, line 1: event handler never invoked: SupervisorControl::restart_request
 warning in <params>, line 1: event handler never invoked: SupervisorControl::status_request
 warning in <params>, line 1: event handler never invoked: SupervisorControl::stop_request
+warning in <params>, line 1: event handler never invoked: spicy_analyzer_for_mime_type
 warning in <params>, line 1: event handler never invoked: this_is_never_used