diff --git a/server/JsDbg.Gdb/GdbDebugger.cs b/server/JsDbg.Gdb/GdbDebugger.cs
index 493800c2..d57b5ba5 100755
--- a/server/JsDbg.Gdb/GdbDebugger.cs
+++ b/server/JsDbg.Gdb/GdbDebugger.cs
@@ -531,7 +531,9 @@ public async Task<uint[]> GetCurrentProcessThreads() {
             string response = await this.QueryDebuggerPython("GetCurrentProcessThreads()");
             return ParsePythonArrayToIntegers(response).ToArray();
         }
-        public async Task<ulong> TebAddress() { return 0; }
+
+        public Task<ulong> TebAddress() { return Task.FromResult(0UL); }
+
         public uint TargetProcess {
             get {
                 return this.targetProcess;