diff --git a/NuGetBuild/Core/ImpromptuInterface.Symbol.nuspec b/NuGetBuild/Core/ImpromptuInterface.Symbol.nuspec
index 6e7a9b2..138028f 100644
--- a/NuGetBuild/Core/ImpromptuInterface.Symbol.nuspec
+++ b/NuGetBuild/Core/ImpromptuInterface.Symbol.nuspec
@@ -2,7 +2,7 @@
 <package> 
 <metadata>
   <id>ImpromptuInterface</id>
-  <version>5.6.6</version>
+  <version>5.6.7</version>
   <authors>Jay Tuley</authors>
   <owners>Jay Tuley</owners>
   <description>A Lightweight Duck Casting Framework for dynamic C# 4.0 (.net4 &amp; silverlight4). Includes helper methods for dynamic invocation via method and property names known only at runtime (runs faster than reflection).</description>
diff --git a/NuGetBuild/Core/ImpromptuInterface.nuspec b/NuGetBuild/Core/ImpromptuInterface.nuspec
index b6ae07b..5102e8a 100644
--- a/NuGetBuild/Core/ImpromptuInterface.nuspec
+++ b/NuGetBuild/Core/ImpromptuInterface.nuspec
@@ -2,7 +2,7 @@
 <package> 
 <metadata>
   <id>ImpromptuInterface</id>
-  <version>5.6.6</version>
+  <version>5.6.7</version>
   <authors>Jay Tuley</authors>
   <owners>Jay Tuley</owners>
   <description>A Lightweight Duck Casting Framework for dynamic C# 4.0 (.net4 &amp; silverlight4). Includes helper methods for dynamic invocation via method and property names known only at runtime (runs faster than reflection).</description>