diff --git a/ChangeLog b/ChangeLog
index f22cdde..dc8e7aa 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+*******************************************************************************
+Version 1.6.11
+*******************************************************************************
+
+
 *******************************************************************************
 Version 1.6.10
 *******************************************************************************
diff --git a/Doxyfile b/Doxyfile
index b734d2f..f472e53 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -31,7 +31,7 @@ PROJECT_NAME           = libUPnP
 # This could be handy for archiving the generated documentation or 
 # if some version control system is used.
 
-PROJECT_NUMBER         = 1.6.10
+PROJECT_NUMBER         = 1.6.11
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute) 
 # base path where the generated documentation will be put. 
diff --git a/build/inc/autoconfig.h b/build/inc/autoconfig.h
index f51bc66..04e10e8 100644
--- a/build/inc/autoconfig.h
+++ b/build/inc/autoconfig.h
@@ -99,13 +99,13 @@
 #define PACKAGE_NAME "libupnp"
 
 /* Define to the full name and version of this package. */
-#define PACKAGE_STRING "libupnp 1.6.10"
+#define PACKAGE_STRING "libupnp 1.6.11"
 
 /* Define to the one symbol short name of this package. */
 #define PACKAGE_TARNAME "libupnp"
 
 /* Define to the version of this package. */
-#define PACKAGE_VERSION "1.6.10"
+#define PACKAGE_VERSION "1.6.11"
 
 /* Define to necessary symbol if this constant uses a non-standard name on
    your system. */
@@ -148,13 +148,13 @@
 #define UPNP_VERSION_MINOR 6
 
 /* see upnpconfig.h */
-#define UPNP_VERSION_PATCH 10
+#define UPNP_VERSION_PATCH 11
 
 /* see upnpconfig.h */
-#define UPNP_VERSION_STRING "1.6.10"
+#define UPNP_VERSION_STRING "1.6.11"
 
 /* Version number of package */
-#define VERSION "1.6.10"
+#define VERSION "1.6.11"
 
 /* File Offset size */
 #define _FILE_OFFSET_BITS 64
diff --git a/build/inc/upnpconfig.h b/build/inc/upnpconfig.h
index c09b06f..1f8c490 100644
--- a/build/inc/upnpconfig.h
+++ b/build/inc/upnpconfig.h
@@ -40,7 +40,7 @@
  ***************************************************************************/ 
 
 /** The library version (string) e.g. "1.3.0" */
-#define UPNP_VERSION_STRING "1.6.10"
+#define UPNP_VERSION_STRING "1.6.11"
 
 /** Major version of the library */
 #define UPNP_VERSION_MAJOR 1
@@ -49,7 +49,7 @@
 #define UPNP_VERSION_MINOR 6
 
 /** Patch version of the library */
-#define UPNP_VERSION_PATCH 10
+#define UPNP_VERSION_PATCH 11
 
 /** The library version (numeric) e.g. 10300 means version 1.3.0 */
 #define UPNP_VERSION	\
diff --git a/configure.ac b/configure.ac
index f246869..ee16f6a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,7 +9,7 @@
 
 AC_PREREQ(2.60)
 
-AC_INIT([libupnp], [1.6.10], [mroberto@users.sourceforge.net])
+AC_INIT([libupnp], [1.6.11], [mroberto@users.sourceforge.net])
 dnl ############################################################################
 dnl # *Independently* of the above libupnp package version, the libtool version
 dnl # of the 3 libraries need to be updated whenever there is a change released:
@@ -210,6 +210,15 @@ dnl #
 dnl #AC_SUBST([LT_VERSION_IXML],       [2:6:0])
 dnl #AC_SUBST([LT_VERSION_THREADUTIL], [5:3:2])
 dnl #AC_SUBST([LT_VERSION_UPNP],       [5:0:0])
+dnl #
+dnl ############################################################################
+dnl # Release 1.6.11:
+dnl # "current:revision:age"
+dnl #
+dnl #
+dnl #AC_SUBST([LT_VERSION_IXML],       [2:6:0])
+dnl #AC_SUBST([LT_VERSION_THREADUTIL], [5:3:2])
+dnl #AC_SUBST([LT_VERSION_UPNP],       [5:0:0])
 dnl #
  ############################################################################
 AC_SUBST([LT_VERSION_IXML],       [2:6:0])
diff --git a/libupnp.spec b/libupnp.spec
index 37d4b09..6d99b50 100644
--- a/libupnp.spec
+++ b/libupnp.spec
@@ -1,4 +1,4 @@
-Version: 1.6.10
+Version: 1.6.11
 Summary: Universal Plug and Play (UPnP) SDK
 Name: libupnp
 Release: 1%{?dist}