diff --git a/README.txt b/README.txt
index 662e2ea..bd8c633 100644
--- a/README.txt
+++ b/README.txt
@@ -2,6 +2,15 @@
 Changes
 ---
 
+v 1.0.2.3
+
+ - To improve mbxoview, please post reviews on what works, what doesn't, create bug tickets and enhancment requests;
+ - In this release, v1.0.2.3, incremented the software and mboxview index file versions only;
+ - Unfortunatelly, due to mistake, the software and mboxview index file versions were not incremented in v1.0.2.2;
+ - The mboxview file generated by v1.0.2.1 will be processed correctly by v1.0.2.2, however message search performance will not be optimal;
+ - The mboxview file generated by v1.0.2.2 is not backward compatible and will crash v1.0.2.1;
+ - Preferred solution is to install v1.0.2.3 or manaully delete existing mboxview file(s) (not recommended);
+
 v 1.0.2.2
 
  - To improve mbxoview, please post reviews on what works, what doesn't, create bug tickets and enhancment requests;
diff --git a/ReadMe.markdown b/ReadMe.markdown
index e42ae9d..b4899b7 100644
--- a/ReadMe.markdown
+++ b/ReadMe.markdown
@@ -19,6 +19,15 @@ Features
 Changes
 ---
 
+v 1.0.2.3
+
+ - To improve mbxoview, please post reviews on what works, what doesn't, create bug tickets and enhancment requests;
+ - In this release, v1.0.2.3, incremented the software and mboxview index file versions only;
+ - Unfortunatelly, due to mistake, the software and mboxview index file versions were not incremented in v1.0.2.2;
+ - The mboxview file generated by v1.0.2.1 will be processed correctly by v1.0.2.2, however message search performance will not be optimal;
+ - The mboxview file generated by v1.0.2.2 is not backward compatible and will crash v1.0.2.1;
+ - Preferred solution is to install v1.0.2.3 or manaully delete existing mboxview file(s) (not recommended);
+
 v 1.0.2.2
 
  - To improve mbxoview, please post reviews on what works, what doesn't, create bug tickets and enhancment requests;
diff --git a/src/NListView.cpp b/src/NListView.cpp
index 44cae8a..d185257 100644
--- a/src/NListView.cpp
+++ b/src/NListView.cpp
@@ -636,7 +636,7 @@ bool ALongRightProcessProcFastSearch(const CUPDUPDATA* pCUPDUPData)
 	return true;
 }
 
-#define CACHE_VERSION	8
+#define CACHE_VERSION	9
 
 BOOL SaveMails(LPCSTR cache) {
 	int ni = MboxMail::s_mails.GetSize();
diff --git a/src/mboxview.rc b/src/mboxview.rc
index c8c91a7..19ed470 100644
--- a/src/mboxview.rc
+++ b/src/mboxview.rc
@@ -201,7 +201,7 @@ END
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,0,2,1
+ FILEVERSION 1,0,2,3
  PRODUCTVERSION 1,0,0,1
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
@@ -218,7 +218,7 @@ BEGIN
         BLOCK "040904b0"
         BEGIN
             VALUE "FileDescription", "mboxview MFC Application"
-            VALUE "FileVersion", "1.0.2.1"
+            VALUE "FileVersion", "1.0.2.3"
             VALUE "InternalName", "mboxview"
             VALUE "LegalCopyright", "Copyright (C) 2005"
             VALUE "OriginalFilename", "mboxview.EXE"