diff --git a/src/SharpClient.App/SharpClient.App.csproj b/src/SharpClient.App/SharpClient.App.csproj
index 38346ac..54d49ff 100644
--- a/src/SharpClient.App/SharpClient.App.csproj
+++ b/src/SharpClient.App/SharpClient.App.csproj
@@ -113,8 +113,12 @@
              'FSharp.Core'".
              2.5.2 stops the client from initiating CHARSET (WILL CHARSET): a client/server
              WILL/WILL collision left CHARSET unresolved and made SharpMUSH drop the login line,
-             so connecting to Convergence always bounced back to the login screen. -->
-        <PackageReference Include="TelnetNegotiationCore" Version="2.5.2" />
+             so connecting to Convergence always bounced back to the login screen.
+             2.5.3 fixes client NAWS (RFC 1073): the client now offers WILL NAWS and only sends
+             an SB NAWS window-size update once the server enables it (DO NAWS). Previously it sent
+             an unsolicited SB NAWS that made SharpMUSH swallow the next line, so typed logins
+             intermittently bounced back to the login screen. -->
+        <PackageReference Include="TelnetNegotiationCore" Version="2.5.3" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/src/SharpClient.Core/SharpClient.Core.csproj b/src/SharpClient.Core/SharpClient.Core.csproj
index e5b6737..d4a31a3 100644
--- a/src/SharpClient.Core/SharpClient.Core.csproj
+++ b/src/SharpClient.Core/SharpClient.Core.csproj
@@ -7,7 +7,7 @@
   <ItemGroup>
     <!-- 2.5.1 declares its FSharp.Core dependency (the F# MSDP assembly needs it); earlier versions
          did not, which crashed MSDP negotiation. No explicit FSharp.Core reference needed anymore. -->
-    <PackageReference Include="TelnetNegotiationCore" Version="2.5.2" />
+    <PackageReference Include="TelnetNegotiationCore" Version="2.5.3" />
   </ItemGroup>
 
 </Project>
diff --git a/src/SharpClient.Web/SharpClient.Web.csproj b/src/SharpClient.Web/SharpClient.Web.csproj
index 1f520a3..2d757e8 100644
--- a/src/SharpClient.Web/SharpClient.Web.csproj
+++ b/src/SharpClient.Web/SharpClient.Web.csproj
@@ -12,7 +12,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="TelnetNegotiationCore" Version="2.5.2" />
+    <PackageReference Include="TelnetNegotiationCore" Version="2.5.3" />
   </ItemGroup>
 
   <ItemGroup>