diff --git a/server/TracyWorker.cpp b/server/TracyWorker.cpp
index c40aaa0f..9c6fcd32 100644
--- a/server/TracyWorker.cpp
+++ b/server/TracyWorker.cpp
@@ -2054,6 +2054,7 @@ const char* Worker::GetString( const StringIdx& idx ) const
 
 static const char* BadExternalThreadNames[] = {
     "ntdll.dll",
+    "???",
     nullptr
 };