diff --git a/Setup/builder2_setup.iss b/Setup/builder2_setup.iss
index 855e0de1..4a5f54a0 100644
--- a/Setup/builder2_setup.iss
+++ b/Setup/builder2_setup.iss
@@ -3,7 +3,7 @@
 
 [Setup]
 AppName=Doom Builder 2
-AppVerName=Doom Builder 2.0
+AppVerName=Doom Builder 2.1
 AppPublisher=CodeImp
 AppPublisherURL=http://www.codeimp.com/
 AppSupportURL=http://www.doombuilder.com/
diff --git a/Source/Core/Properties/AssemblyInfo.cs b/Source/Core/Properties/AssemblyInfo.cs
index c97e0454..25bec5c1 100644
--- a/Source/Core/Properties/AssemblyInfo.cs
+++ b/Source/Core/Properties/AssemblyInfo.cs
@@ -29,4 +29,4 @@ using System.Runtime.InteropServices;
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("2.0.1.0")]
+[assembly: AssemblyVersion("2.1.0.0")]
diff --git a/Source/Plugins/BuilderModes/Properties/AssemblyInfo.cs b/Source/Plugins/BuilderModes/Properties/AssemblyInfo.cs
index 4e2b8267..050e1d71 100644
--- a/Source/Plugins/BuilderModes/Properties/AssemblyInfo.cs
+++ b/Source/Plugins/BuilderModes/Properties/AssemblyInfo.cs
@@ -29,4 +29,4 @@ using System.Runtime.InteropServices;
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("2.0.1.0")]
+[assembly: AssemblyVersion("2.1.0.0")]