diff --git a/FIO-VERSION-GEN b/FIO-VERSION-GEN
index f0a0a45..d124e36 100755
--- a/FIO-VERSION-GEN
+++ b/FIO-VERSION-GEN
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=FIO-VERSION-FILE
-DEF_VER=fio-2.2.0
+DEF_VER=fio-2.2.1
 
 LF='
 '
diff --git a/os/windows/install.wxs b/os/windows/install.wxs
index 26be597..5db099b 100755
--- a/os/windows/install.wxs
+++ b/os/windows/install.wxs
@@ -10,7 +10,7 @@
 	<Product Id="*"
 	  Codepage="1252" Language="1033"
 	  Manufacturer="fio" Name="fio"
-	  UpgradeCode="2338A332-5511-43CF-B9BD-5C60496CCFCC" Version="2.2.0">
+	  UpgradeCode="2338A332-5511-43CF-B9BD-5C60496CCFCC" Version="2.2.1">
 		<Package
 		  Description="Flexible IO Tester"
 		  InstallerVersion="301" Keywords="Installer,MSI,Database"