diff --git a/README.md b/README.md
index 8e11e3ad..b635a049 100644
--- a/README.md
+++ b/README.md
@@ -140,7 +140,7 @@ All of these can be changed from the setting menu, too.
 |VimJJ|If 1, `jj` changes the mode to the normal mode from the insert mode.|0|
 |VimTwoLetterEsc|A list of character pairs to press together during the insert mode to get to the Normal mode.<br>For example, a value of `jf` means pressing `j` and `f` at the same time will enter the Normal mode.<br>Multiple combination can be set by separated by `,`. (e.g. `jf,jk,sd`)||
 |VimDisableUnused|Disable level of unused keys in other than the insert mode:<br><ol><li>Do not disable unused keys</li><li>Disable alphabets (+shift) and symbols</li><li>Disable all including keys with modifiers (e.g. Ctrl+Z)</li></ol>|3|
-|VimSetTitleMatchMode|SetTitleMatchMode:<br><ol><li>Start with</li><li><li>Contain</li><li>Exact match</li>|2|
+|VimSetTitleMatchMode|SetTitleMatchMode:<br><ol><li>Start with</li><li>Contain</li><li>Exact match</li><li>Regular expression</li>|2|
 |VimSetTitleMatchModeFS|SetTitleMatchMode:<br><ol><li>Fast: Text is not detected for such edit control.</li><li>Slow: Works for all windows, but slow.</li>|Fast|
 |VimIconCheckInterval|Interval to check vim_ahk status (ms) and change tray icon (see below picture).<br>If it is set to 0, the original AHK icon is set and not changed.|1000|
 |VimVerbose|Verbose level:<br><ol><li>Nothing.</li><li>Minimum tooltip (mode information only).</li><li>ToolTip (all information).</li><li>Debug mode with a message box, which doesn't disappear automatically.</li></ol>|1|
diff --git a/lib/vim_ahk.ahk b/lib/vim_ahk.ahk
index 9a7a4cd8..0b558225 100644
--- a/lib/vim_ahk.ahk
+++ b/lib/vim_ahk.ahk
@@ -124,10 +124,10 @@ class VimAhk{
       , "1: Do not disable unused keys`n2: Disable alphabets (+shift) and symbols`n3: Disable all including keys with modifiers (e.g. Ctrl+Z)")
     this.AddToConf("VimSetTitleMatchMode", "2", "2"
       , "SetTitleMatchMode"
-      , "[Mode] 1: Start with, 2: Contain, 3: Exact match.`n[Fast/Slow] Fast: Text is not detected for such edit control, Slow: Works for all windows, but slow.")
+      , "[Mode] 1: Start with, 2: Contain, 3: Exact match, RegExp: Regular expression.`n[Fast/Slow] Fast: Text is not detected for such edit control, Slow: Works for all windows, but slow.")
     this.AddToConf("VimSetTitleMatchModeFS", "Fast", "Fast"
       , "SetTitleMatchMode"
-      , "[Mode]1: Start with, 2: Contain, 3: Exact match.`n[Fast/Slow]: Fast: Text is not detected for such edit control, Slow: Works for all windows, but slow.")
+      , "[Mode]1: Start with, 2: Contain, 3: Exact match, RegExp: Regular expression.`n[Fast/Slow]: Fast: Text is not detected for such edit control, Slow: Works for all windows, but slow.")
     this.AddToConf("VimIconCheckInterval", 1000, 1000
       , "Icon check interval (ms)"
       , "Interval to check vim_ahk status (ms) and change tray icon. If it is set to 0, the original AHK icon is set.")