diff --git a/LameXP.vcproj b/LameXP.vcproj
index b7fe0aa3..55a72727 100644
--- a/LameXP.vcproj
+++ b/LameXP.vcproj
@@ -25,6 +25,7 @@
 			>
 			<Tool
 				Name="VCPreBuildEventTool"
+				CommandLine="&quot;$(ProjectDir)\etc\Utilities\AutoInc.exe&quot; &quot;VER_LAMEXP_BUILD&quot; &quot;$(ProjectDir)\src\Config.h&quot;"
 			/>
 			<Tool
 				Name="VCCustomBuildTool"
diff --git a/etc/Utilities/AutoInc.exe b/etc/Utilities/AutoInc.exe
index 563290a3..dac60735 100644
Binary files a/etc/Utilities/AutoInc.exe and b/etc/Utilities/AutoInc.exe differ
diff --git a/etc/Utilities/AutoInc.src.zip b/etc/Utilities/AutoInc.src.zip
new file mode 100644
index 00000000..667d7264
Binary files /dev/null and b/etc/Utilities/AutoInc.src.zip differ
diff --git a/src/Config.h b/src/Config.h
index 5dce7411..35a43cb9 100644
--- a/src/Config.h
+++ b/src/Config.h
@@ -25,7 +25,7 @@
 #define VER_LAMEXP_MAJOR				4
 #define VER_LAMEXP_MINOR_HI				0
 #define VER_LAMEXP_MINOR_LO				0
-#define VER_LAMEXP_BUILD				17
+#define VER_LAMEXP_BUILD				13
 #define VER_LAMEXP_SUFFIX				TechPreview
 
 /*