diff --git a/CMakeLists.txt b/CMakeLists.txt
index 58952e4..a79db35 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -22,7 +22,7 @@
 endif()
 
 set(POPPLER_MAJOR_VERSION "0")
-set(POPPLER_MINOR_VERSION "54")
+set(POPPLER_MINOR_VERSION "55")
 set(POPPLER_MICRO_VERSION "0")
 set(POPPLER_VERSION "${POPPLER_MAJOR_VERSION}.${POPPLER_MINOR_VERSION}.${POPPLER_MICRO_VERSION}")
 
diff --git a/NEWS b/NEWS
index 8f02c6e..448b06e 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,19 @@
+Release 0.55.0
+        core:
+         * Fix abort in files with broken Decode arrays. KDE bug #379835
+         * Fix memory leak (and probably logic bug) parsing broken XRef entries. Bug #100775
+         * Fix memory leak when reconstructing broken files. Bug #100776
+         * Minor optimization
+         * Fix regression in GfxIndexedColorSpace::mapColorToBase. Bug #100931
+         * Fix memory leak in error condition
+
+        cpp:
+         * Return nullptr if the page at index can't be fetched. Bug #100981
+
+        build system:
+         * Fail by default if libjpeg is not available
+         * Fail by default if libopenjpeg2/1 is not available
+
 Release 0.54.0
         core:
          * Make XRef reconstruction a bit better. Bug #100509
diff --git a/configure.ac b/configure.ac
index a2cb046..6e3c6a4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 m4_define([poppler_version_major],[0])
-m4_define([poppler_version_minor],[54])
+m4_define([poppler_version_minor],[55])
 m4_define([poppler_version_micro],[0])
 m4_define([poppler_version],[poppler_version_major.poppler_version_minor.poppler_version_micro])
 
diff --git a/cpp/Doxyfile b/cpp/Doxyfile
index 665af30..d29e6a5 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         = 0.54.0
+PROJECT_NUMBER         = 0.55.0
 
 # 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/Doxyfile b/qt4/src/Doxyfile
index 98d8f8d..f756dce 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         = 0.54.0
+PROJECT_NUMBER         = 0.55.0
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
 # base path where the generated documentation will be put.
diff --git a/qt5/src/Doxyfile b/qt5/src/Doxyfile
index 1cd97d0..c5c873a 100644
--- a/qt5/src/Doxyfile
+++ b/qt5/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         = 0.54.0
+PROJECT_NUMBER         = 0.55.0
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
 # base path where the generated documentation will be put.