diff --git a/ClosedXML/Properties/AssemblyInfo.cs b/ClosedXML/Properties/AssemblyInfo.cs
index e90dd2e..0abe05b 100644
--- a/ClosedXML/Properties/AssemblyInfo.cs
+++ b/ClosedXML/Properties/AssemblyInfo.cs
@@ -31,6 +31,6 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.75.0.0")]
-[assembly: AssemblyFileVersion("0.75.0.0")]
+[assembly: AssemblyVersion("0.80.0.0")]
+[assembly: AssemblyFileVersion("0.80.0.0")]
 [assembly: System.Runtime.CompilerServices.InternalsVisibleTo("ClosedXML_Tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100a1fb8ba59167fe734d64128ca73d32c45cb8a117246d09c95c8769db88fe332b0a3396bedd0ea48ee42b0e5796fec0798ca5cb628a9a6de80d35d6c67b936ca1670347b3d4f2b769c8ce2ddcf959dbac6bcd88e6c08751ea1fffa0522de3507193e7035305a8aa008d6c88cca1341b3120fa9c347ab3f97e2d772e2709277da5")]
\ No newline at end of file
diff --git a/ClosedXML_Examples/Properties/AssemblyInfo.cs b/ClosedXML_Examples/Properties/AssemblyInfo.cs
index 3b0f1c9..be2f8e9 100644
--- a/ClosedXML_Examples/Properties/AssemblyInfo.cs
+++ b/ClosedXML_Examples/Properties/AssemblyInfo.cs
@@ -31,5 +31,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.56.0.0")]
-[assembly: AssemblyFileVersion("0.56.0.0")]
+[assembly: AssemblyVersion("0.80.0.0")]
+[assembly: AssemblyFileVersion("0.80.0.0")]
diff --git a/ClosedXML_Net3.5/Properties/AssemblyInfo.cs b/ClosedXML_Net3.5/Properties/AssemblyInfo.cs
index 1d41fcd..f650ca3 100644
--- a/ClosedXML_Net3.5/Properties/AssemblyInfo.cs
+++ b/ClosedXML_Net3.5/Properties/AssemblyInfo.cs
@@ -31,5 +31,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.75.0.0")]
-[assembly: AssemblyFileVersion("0.75.0.0")]
+[assembly: AssemblyVersion("0.80.0.0")]
+[assembly: AssemblyFileVersion("0.80.0.0")]