diff --git a/ChangeLog b/ChangeLog
index 38447cf..67f1cd9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -251,6 +251,11 @@ Version 1.8.0
 	* Rewrote Peter Hartley's patch to include a new extra header field in
 	FileInfo.
 
+*******************************************************************************
+Version 1.6.15
+*******************************************************************************
+
+
 *******************************************************************************
 Version 1.6.14
 *******************************************************************************
diff --git a/configure.ac b/configure.ac
index 06f2a78..9644526 100644
--- a/configure.ac
+++ b/configure.ac
@@ -255,19 +255,44 @@ dnl #AC_SUBST([LT_VERSION_THREADUTIL], [6:0:0])
 dnl #AC_SUBST([LT_VERSION_UPNP],       [7:0:1])
 dnl #
 dnl ############################################################################
+dnl # Release 1.6.14:
+dnl # "current:revision:age"
+dnl #
+dnl # - Code has changed in upnp
+dnl #	revision: 0 -> 1
+dnl # - interface added in upnp
+dnl #   current: 7 -> 8
+dnl #   revision: 1 - > 0
+dnl #   age: 1 -> 2
+dnl #
+dnl #AC_SUBST([LT_VERSION_IXML],       [2:6:0])
+dnl #AC_SUBST([LT_VERSION_THREADUTIL], [6:0:0])
+dnl #AC_SUBST([LT_VERSION_UPNP],       [8:0:2])
+dnl #
+dnl ############################################################################
+dnl # Release 1.6.15:
+dnl # "current:revision:age"
+dnl #
+dnl # - 
+dnl #
+dnl #AC_SUBST([LT_VERSION_IXML],       [::])
+dnl #AC_SUBST([LT_VERSION_THREADUTIL], [::])
+dnl #AC_SUBST([LT_VERSION_UPNP],       [::])
+dnl #
+dnl ############################################################################
 dnl # Release 1.8.0:
 dnl # "current:revision:age"
 dnl #
 dnl # - Start from a new ground.
 dnl #
-dnl #AC_SUBST([LT_VERSION_IXML],       [8:0:0])
-dnl #AC_SUBST([LT_VERSION_THREADUTIL], [8:0:0])
-dnl #AC_SUBST([LT_VERSION_UPNP],       [8:0:0])
+dnl #AC_SUBST([LT_VERSION_IXML],       [9:0:0])
+dnl #AC_SUBST([LT_VERSION_THREADUTIL], [9:0:0])
+dnl #AC_SUBST([LT_VERSION_UPNP],       [9:0:0])
 dnl #
 dnl ############################################################################
-AC_SUBST([LT_VERSION_IXML],       [8:0:0])
-AC_SUBST([LT_VERSION_THREADUTIL], [8:0:0])
-AC_SUBST([LT_VERSION_UPNP],       [8:0:0])
+AC_SUBST([LT_VERSION_IXML],       [9:0:0])
+AC_SUBST([LT_VERSION_THREADUTIL], [9:0:0])
+AC_SUBST([LT_VERSION_UPNP],       [9:0:0])
 dnl ############################################################################
 dnl # Repeating the algorithm to place it closer to the modificatin place:
 dnl # 	- library code modified:		revision++