diff --git a/Source/Build/CSScriptLibrary.dll b/Source/Build/CSScriptLibrary.dll
index a2d6134b..e0b420cc 100644
Binary files a/Source/Build/CSScriptLibrary.dll and b/Source/Build/CSScriptLibrary.dll differ
diff --git a/Source/Build/CSScriptLibrary.v3.5.dll b/Source/Build/CSScriptLibrary.v3.5.dll
index a6b264e1..490a7527 100644
Binary files a/Source/Build/CSScriptLibrary.v3.5.dll and b/Source/Build/CSScriptLibrary.v3.5.dll differ
diff --git a/Source/Build/cscs.exe b/Source/Build/cscs.exe
index 3d11bcfb..e29d7ced 100644
Binary files a/Source/Build/cscs.exe and b/Source/Build/cscs.exe differ
diff --git a/Source/Build/cscs.v3.5.exe b/Source/Build/cscs.v3.5.exe
index dd0c6fd7..3e260241 100644
Binary files a/Source/Build/cscs.v3.5.exe and b/Source/Build/cscs.v3.5.exe differ
diff --git a/Source/Build/cscs32.exe b/Source/Build/cscs32.exe
index fe4a6d02..2bb2159a 100644
Binary files a/Source/Build/cscs32.exe and b/Source/Build/cscs32.exe differ
diff --git a/Source/CSSRoslynProvider/AssemblyInfo.cs b/Source/CSSRoslynProvider/AssemblyInfo.cs
index e6c2682e..c9b57317 100644
--- a/Source/CSSRoslynProvider/AssemblyInfo.cs
+++ b/Source/CSSRoslynProvider/AssemblyInfo.cs
@@ -29,5 +29,5 @@
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("3.27.3.0")]
-[assembly: AssemblyFileVersion("3.27.3.0")]
\ No newline at end of file
+[assembly: AssemblyVersion("3.27.4.0")]
+[assembly: AssemblyFileVersion("3.27.4.0")]
\ No newline at end of file
diff --git a/Source/CSScriptLibrary/Properties/AssemblyInfo.cs b/Source/CSScriptLibrary/Properties/AssemblyInfo.cs
index e9a80641..2eb4772f 100644
--- a/Source/CSScriptLibrary/Properties/AssemblyInfo.cs
+++ b/Source/CSScriptLibrary/Properties/AssemblyInfo.cs
@@ -28,8 +28,8 @@
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("3.27.3.0")]
-[assembly: AssemblyFileVersion("3.27.3.0")]
+[assembly: AssemblyVersion("3.27.4.0")]
+[assembly: AssemblyFileVersion("3.27.4.0")]
 
 //
 // In order to sign your assembly you must specify a key to use. Refer to the
diff --git a/Source/NAnt.CSScript/AssemblyInfo.cs b/Source/NAnt.CSScript/AssemblyInfo.cs
index 78b45e70..ce42406f 100644
--- a/Source/NAnt.CSScript/AssemblyInfo.cs
+++ b/Source/NAnt.CSScript/AssemblyInfo.cs
@@ -29,5 +29,5 @@
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("3.27.3.0")]
-[assembly: AssemblyFileVersion("3.27.3.0")]
+[assembly: AssemblyVersion("3.27.4.0")]
+[assembly: AssemblyFileVersion("3.27.4.0")]
diff --git a/Source/cscscript/Properties/AssemblyInfo.cs b/Source/cscscript/Properties/AssemblyInfo.cs
index fc4ab6d7..2bab0578 100644
--- a/Source/cscscript/Properties/AssemblyInfo.cs
+++ b/Source/cscscript/Properties/AssemblyInfo.cs
@@ -30,5 +30,5 @@
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("3.27.3.0")]
-[assembly: AssemblyFileVersion("3.27.3.0")]
\ No newline at end of file
+[assembly: AssemblyVersion("3.27.4.0")]
+[assembly: AssemblyFileVersion("3.27.4.0")]
\ No newline at end of file
diff --git a/Source/css_config/AssemblyInfo.cs b/Source/css_config/AssemblyInfo.cs
index 4dbbf004..0f5aef9d 100644
--- a/Source/css_config/AssemblyInfo.cs
+++ b/Source/css_config/AssemblyInfo.cs
@@ -29,5 +29,5 @@
 //      Build Number
 //      Revision
 //
-[assembly: AssemblyVersion("3.27.3.0")]
-[assembly: AssemblyFileVersion("3.27.3.0")]
+[assembly: AssemblyVersion("3.27.4.0")]
+[assembly: AssemblyFileVersion("3.27.4.0")]
diff --git a/Source/cswscript/Properties/AssemblyInfo.cs b/Source/cswscript/Properties/AssemblyInfo.cs
index b33b998b..73b5f700 100644
--- a/Source/cswscript/Properties/AssemblyInfo.cs
+++ b/Source/cswscript/Properties/AssemblyInfo.cs
@@ -23,8 +23,8 @@
 // You can specify all the values or you can default the Revision and Build Numbers
 // by using the '*' as shown below:
 
-[assembly: AssemblyVersion("3.27.3.0")]
-[assembly: AssemblyFileVersion("3.27.3.0")]
+[assembly: AssemblyVersion("3.27.4.0")]
+[assembly: AssemblyFileVersion("3.27.4.0")]
 //
 // In order to sign your assembly you must specify a key to use. Refer to the
 // Microsoft .NET Framework documentation for more information on assembly signing.
diff --git a/help.txt b/help.txt
index c7899ca3..0dbe09d0 100644
--- a/help.txt
+++ b/help.txt
@@ -1,4 +1,4 @@
-C# Script execution engine. Version 3.27.3.0.
+C# Script execution engine. Version 3.27.4.0.
 Copyright (C) 2004-2017 Oleg Shilo.
 
 Usage: cscs <switch 1> <switch 2> <file> [params] [//x]