diff --git a/nuget/Caliburn.Light.nuspec b/nuget/Caliburn.Light.nuspec
index 7bcd6b8..1d9877c 100644
--- a/nuget/Caliburn.Light.nuspec
+++ b/nuget/Caliburn.Light.nuspec
@@ -3,7 +3,7 @@
   <metadata>
     <id>Caliburn.Light</id>
     <title>Caliburn.Light</title>
-    <version>1.8.0</version>
+    <version>1.8.1</version>
     <authors>Thomas Ibel</authors>
     <description>The magic-free Caliburn.Light, a powerful framework designed for building applications across current XAML platforms.</description>
     <language>en-US</language>
@@ -12,13 +12,7 @@
     <iconUrl>https://github.com/tibel/Caliburn.Light/raw/master/logo.png</iconUrl>
     <requireLicenseAcceptance>false</requireLicenseAcceptance>
     <releaseNotes>
-- View-Model first: Bind before setting content
-- [Universal] add DataTrigger
-- change EventAggregator to work without Reflection
-- [WPF] better fallback for active window
-- remove WP8 and use NET451
-- [WPF] don't create Dispatcher upfront
-- hide UI scheduler
+- fix EventAggregator
     </releaseNotes>
     <copyright>Copyright Thomas Ibel 2014-2015</copyright>
     <tags>Caliburn MVVM WPF WIN81 WPA81 Screen Coroutine EventAggregator Behavior Model-View-ViewModel Presentation UI ViewModel Phone IoC Validation Command Async</tags>
diff --git a/src/Caliburn.Core/EventAggregator/EventAggregator.cs b/src/Caliburn.Core/EventAggregator/EventAggregator.cs
index a1a328b..2984501 100644
--- a/src/Caliburn.Core/EventAggregator/EventAggregator.cs
+++ b/src/Caliburn.Core/EventAggregator/EventAggregator.cs
@@ -139,8 +139,7 @@ public void Publish(object message)
             lock (_handlers)
             {
                 _handlers.RemoveAll(h => h.IsDead);
-                var messageType = message.GetType();
-                selectedHandlers = _handlers.FindAll(h => h.CanHandle(messageType));
+                selectedHandlers = _handlers.FindAll(h => h.CanHandle(message));
             }
 
             if (selectedHandlers.Count == 0) return;
diff --git a/src/GlobalAssemblyInfo.cs b/src/GlobalAssemblyInfo.cs
index 0002317..cbf2d29 100644
--- a/src/GlobalAssemblyInfo.cs
+++ b/src/GlobalAssemblyInfo.cs
@@ -15,4 +15,4 @@
 #endif
 
 [assembly: AssemblyVersion("1.8.0.0")]
-[assembly: AssemblyFileVersion("1.8.0.0")]
+[assembly: AssemblyFileVersion("1.8.1.0")]