diff --git a/MinecraftClient/Protocol/Handlers/Protocol18.cs b/MinecraftClient/Protocol/Handlers/Protocol18.cs
index 2918c0d1..dee3cb52 100644
--- a/MinecraftClient/Protocol/Handlers/Protocol18.cs
+++ b/MinecraftClient/Protocol/Handlers/Protocol18.cs
@@ -193,6 +193,7 @@ namespace MinecraftClient.Protocol.Handlers
             catch (System.IO.IOException) { return false; }
             catch (SocketException) { return false; }
             catch (NullReferenceException) { return false; }
+            catch (Ionic.Zlib.ZlibException) { return false; }
             return true;
         }