diff --git a/Directory.Build.props b/Directory.Build.props
index 8b1e626..b8f8019 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
-    <DefaultVersion>2.3.3</DefaultVersion>
+    <DefaultVersion>2.3.4</DefaultVersion>
     <DefaultTargetFrameworks>net6.0;net7.0;net8.0;netstandard2.1;</DefaultTargetFrameworks>
     <CopyLocalLockFileAssemblies>true</CopyLocalLockFileAssemblies>
   </PropertyGroup>
diff --git a/WalletConnectSharp.Sign/Engine.cs b/WalletConnectSharp.Sign/Engine.cs
index 0029197..01fc48f 100644
--- a/WalletConnectSharp.Sign/Engine.cs
+++ b/WalletConnectSharp.Sign/Engine.cs
@@ -474,7 +474,7 @@ public async Task<ConnectedData> Connect(ConnectOptions options)
 
             async void OnSessionConnected(object sender, SessionStruct session)
             {
-                if (session.PairingTopic != topic)
+                if (!string.IsNullOrWhiteSpace(session.PairingTopic) && session.PairingTopic != topic)
                 {
                     return;
                 }