diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9d3f7ac..67d024e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -15,8 +15,8 @@
 test_big_endian(WORDS_BIGENDIAN)
 
 set(POPPLER_MAJOR_VERSION "0")
-set(POPPLER_MINOR_VERSION "22")
-set(POPPLER_MICRO_VERSION "4")
+set(POPPLER_MINOR_VERSION "23")
+set(POPPLER_MICRO_VERSION "0")
 set(POPPLER_VERSION "${POPPLER_MAJOR_VERSION}.${POPPLER_MINOR_VERSION}.${POPPLER_MICRO_VERSION}")
 
 # command line switches
@@ -396,7 +396,7 @@
 else(MSVC)
 add_library(poppler SHARED ${poppler_SRCS})
 endif(MSVC)
-set_target_properties(poppler PROPERTIES VERSION 37.0.0 SOVERSION 37)
+set_target_properties(poppler PROPERTIES VERSION 38.0.0 SOVERSION 38)
 target_link_libraries(poppler ${poppler_LIBS})
 if(HAVE_PTHREAD)
   target_link_libraries(poppler -lpthread)
diff --git a/NEWS b/NEWS
index b374a9c..7cec86e 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,15 @@
+Release 0.23.0
+        core:
+         * Make rendering thread safe
+         * Large file support
+         * Implement Crypt filter (Bug #62800)
+         * Fix endstream detection (Bug #62985)
+         * CairoOutputDev: support uncolored tiling patterns (Bug #59179)
+         * SplashOutputDev: Introduce Thin Line mode support (Bug #37347)
+
+        qt4:
+         * Expose Thin Line mode support
+
 Release 0.22.4
         core:
          * Always consider a softmask transfer function (Bug #63587)
diff --git a/configure.ac b/configure.ac
index 460142b..79fbc60 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 m4_define([poppler_version_major],[0])
-m4_define([poppler_version_minor],[22])
-m4_define([poppler_version_micro],[4])
+m4_define([poppler_version_minor],[23])
+m4_define([poppler_version_micro],[0])
 m4_define([poppler_version],[poppler_version_major.poppler_version_minor.poppler_version_micro])
 
 AC_PREREQ(2.59)
diff --git a/cpp/Doxyfile b/cpp/Doxyfile
index a651685..9b50ed3 100644
--- a/cpp/Doxyfile
+++ b/cpp/Doxyfile
@@ -31,7 +31,7 @@
 # This could be handy for archiving the generated documentation or
 # if some version control system is used.
 
-PROJECT_NUMBER         = 0.22.4
+PROJECT_NUMBER         = 0.23.0
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
 # base path where the generated documentation will be put.
diff --git a/goo/gfile.cc b/goo/gfile.cc
index c46fd86..2371db2 100644
--- a/goo/gfile.cc
+++ b/goo/gfile.cc
@@ -22,6 +22,7 @@
 // Copyright (C) 2009, 2012 Albert Astals Cid <aacid@kde.org>
 // Copyright (C) 2009 Kovid Goyal <kovid@kovidgoyal.net>
 // Copyright (C) 2013 Adam Reichold <adamreichold@myopera.com>
+// Copyright (C) 2013 Adrian Johnson <ajohnson@redneon.com>
 //
 // To see a description of the changes please see the Changelog file that
 // came with your tarball or type make ChangeLog if you are building from git
diff --git a/goo/gfile.h b/goo/gfile.h
index 0caee71..5f546f1 100644
--- a/goo/gfile.h
+++ b/goo/gfile.h
@@ -19,6 +19,7 @@
 // Copyright (C) 2009, 2011, 2012 Albert Astals Cid <aacid@kde.org>
 // Copyright (C) 2009 Kovid Goyal <kovid@kovidgoyal.net>
 // Copyright (C) 2013 Adam Reichold <adamreichold@myopera.com>
+// Copyright (C) 2013 Adrian Johnson <ajohnson@redneon.com>
 //
 // To see a description of the changes please see the Changelog file that
 // came with your tarball or type make ChangeLog if you are building from git
diff --git a/poppler/CairoOutputDev.h b/poppler/CairoOutputDev.h
index 483b161..bbad744 100644
--- a/poppler/CairoOutputDev.h
+++ b/poppler/CairoOutputDev.h
@@ -18,7 +18,7 @@
 // Copyright (C) 2005, 2006 Kristian Høgsberg <krh@redhat.com>
 // Copyright (C) 2005 Nickolay V. Shmyrev <nshmyrev@yandex.ru>
 // Copyright (C) 2006-2011 Carlos Garcia Campos <carlosgc@gnome.org>
-// Copyright (C) 2008, 2009, 2011, 2012 Adrian Johnson <ajohnson@redneon.com>
+// Copyright (C) 2008, 2009, 2011-2013 Adrian Johnson <ajohnson@redneon.com>
 // Copyright (C) 2008 Michael Vrable <mvrable@cs.ucsd.edu>
 // Copyright (C) 2010-2013 Thomas Freitag <Thomas.Freitag@alfa.de>
 //
diff --git a/poppler/Makefile.am b/poppler/Makefile.am
index 7451501..036edca 100644
--- a/poppler/Makefile.am
+++ b/poppler/Makefile.am
@@ -177,7 +177,7 @@
 	$(PTHREAD_LIBS)				\
 	$(win32_libs)
 
-libpoppler_la_LDFLAGS = -version-info 37:0:0 @create_shared_lib@ @auto_import_flags@
+libpoppler_la_LDFLAGS = -version-info 38:0:0 @create_shared_lib@ @auto_import_flags@
 
 if ENABLE_XPDF_HEADERS
 
diff --git a/poppler/Stream.cc b/poppler/Stream.cc
index e9533fa..190a83a 100644
--- a/poppler/Stream.cc
+++ b/poppler/Stream.cc
@@ -29,6 +29,7 @@
 // Copyright (C) 2012 Even Rouault <even.rouault@mines-paris.org>
 // Copyright (C) 2013 Adrian Johnson <ajohnson@redneon.com>
 // Copyright (C) 2013 Adam Reichold <adamreichold@myopera.com>
+// Copyright (C) 2013 Pino Toscano <pino@kde.org>
 //
 // To see a description of the changes please see the Changelog file that
 // came with your tarball or type make ChangeLog if you are building from git
diff --git a/poppler/Stream.h b/poppler/Stream.h
index 0a178b4..aa58e8c 100644
--- a/poppler/Stream.h
+++ b/poppler/Stream.h
@@ -25,6 +25,7 @@
 // Copyright (C) 2013 Adrian Johnson <ajohnson@redneon.com>
 // Copyright (C) 2013 Peter Breitenlohner <peb@mppmu.mpg.de>
 // Copyright (C) 2013 Adam Reichold <adamreichold@myopera.com>
+// Copyright (C) 2013 Pino Toscano <pino@kde.org>
 //
 // To see a description of the changes please see the Changelog file that
 // came with your tarball or type make ChangeLog if you are building from git
diff --git a/poppler/XRef.cc b/poppler/XRef.cc
index 85745ff..9df4801 100644
--- a/poppler/XRef.cc
+++ b/poppler/XRef.cc
@@ -23,6 +23,7 @@
 // Copyright (C) 2012, 2013 Thomas Freitag <Thomas.Freitag@kabelmail.de>
 // Copyright (C) 2012 Fabio D'Urso <fabiodurso@hotmail.it>
 // Copyright (C) 2013 Adrian Johnson <ajohnson@redneon.com>
+// Copyright (C) 2013 Pino Toscano <pino@kde.org>
 //
 // To see a description of the changes please see the Changelog file that
 // came with your tarball or type make ChangeLog if you are building from git
diff --git a/qt4/src/CMakeLists.txt b/qt4/src/CMakeLists.txt
index b546954..dff7aa6 100644
--- a/qt4/src/CMakeLists.txt
+++ b/qt4/src/CMakeLists.txt
@@ -30,7 +30,7 @@
 )
 qt4_automoc(${poppler_qt4_SRCS})
 add_library(poppler-qt4 SHARED ${poppler_qt4_SRCS})
-set_target_properties(poppler-qt4 PROPERTIES VERSION 4.2.0 SOVERSION 4)
+set_target_properties(poppler-qt4 PROPERTIES VERSION 4.3.0 SOVERSION 4)
 target_link_libraries(poppler-qt4 poppler ${QT4_QTCORE_LIBRARY} ${QT4_QTGUI_LIBRARY} ${QT4_QTXML_LIBRARY})
 if(MSVC)
 target_link_libraries(poppler-qt4 poppler ${poppler_LIBS})
diff --git a/qt4/src/Doxyfile b/qt4/src/Doxyfile
index 90a0645..eceae65 100644
--- a/qt4/src/Doxyfile
+++ b/qt4/src/Doxyfile
@@ -31,7 +31,7 @@
 # This could be handy for archiving the generated documentation or
 # if some version control system is used.
 
-PROJECT_NUMBER         = 0.22.4
+PROJECT_NUMBER         = 0.23.0
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
 # base path where the generated documentation will be put.
diff --git a/qt4/src/Makefile.am b/qt4/src/Makefile.am
index 7742647..efa0e14 100644
--- a/qt4/src/Makefile.am
+++ b/qt4/src/Makefile.am
@@ -61,7 +61,7 @@
 	$(top_builddir)/poppler/libpoppler-arthur.la	\
 	$(POPPLER_QT4_LIBS)
 
-libpoppler_qt4_la_LDFLAGS = -version-info 6:0:2 @create_shared_lib@ @auto_import_flags@
+libpoppler_qt4_la_LDFLAGS = -version-info 7:0:3 @create_shared_lib@ @auto_import_flags@
 
 # This rule lets GNU make create any *.moc from the equivalent *.h
 .h.moc: