diff --git a/grepWinNP3/src/AboutDlg.cpp b/grepWinNP3/src/AboutDlg.cpp
index e9a516f11..4410ab676 100644
--- a/grepWinNP3/src/AboutDlg.cpp
+++ b/grepWinNP3/src/AboutDlg.cpp
@@ -75,7 +75,11 @@ LRESULT CAboutDlg::DlgFunc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam
             InitDialog(hwndDlg, IDI_GREPWIN);
             CLanguage::Instance().TranslateWindow(*this);
             TCHAR buf[MAX_PATH] = {0};
+#if defined(_WIN64)
+            _stprintf_s(buf, _countof(buf), L"grepWinNP3 (x64) version %ld.%ld.%ld.%ld", GREPWIN_VERMAJOR, GREPWIN_VERMINOR, GREPWIN_VERMICRO, GREPWIN_VERBUILD);
+#else
             _stprintf_s(buf, _countof(buf), L"grepWinNP3 version %ld.%ld.%ld.%ld", GREPWIN_VERMAJOR, GREPWIN_VERMINOR, GREPWIN_VERMICRO, GREPWIN_VERBUILD);
+#endif
             SetDlgItemText(*this, IDC_VERSIONINFO, buf);
             SetDlgItemText(*this, IDC_DATE, TEXT(GREPWIN_VERDATE));
         }
diff --git a/grepWinNP3/src/last/version.h b/grepWinNP3/src/last/version.h
index 4512c07a3..b63b6840f 100644
--- a/grepWinNP3/src/last/version.h
+++ b/grepWinNP3/src/last/version.h
@@ -6,13 +6,13 @@
 
 //#pragma message(__LOC__"Run the NAnt script to get proper version info")
 
-#define FILEVER         2, 1, 3, 21
-#define PRODUCTVER      2, 1, 3, 21
-#define STRFILEVER      "2.1.3.21\0"
-#define STRPRODUCTVER   "2.1.3.21\0"
+#define FILEVER         2, 1, 3, 22
+#define PRODUCTVER      2, 1, 3, 22
+#define STRFILEVER      "2.1.3.22\0"
+#define STRPRODUCTVER   "2.1.3.22\0"
 
 #define GREPWIN_VERMAJOR     2
 #define GREPWIN_VERMINOR     1
 #define GREPWIN_VERMICRO     3
-#define GREPWIN_VERBUILD     21
-#define GREPWIN_VERDATE      "2020-07-24"
+#define GREPWIN_VERBUILD     22
+#define GREPWIN_VERDATE      "2020-08-05"