diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4b10747..1eb39f3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -36,8 +36,8 @@
 endif()
 
 set(POPPLER_MAJOR_VERSION "0")
-set(POPPLER_MINOR_VERSION "76")
-set(POPPLER_MICRO_VERSION "1")
+set(POPPLER_MINOR_VERSION "77")
+set(POPPLER_MICRO_VERSION "0")
 set(POPPLER_VERSION "${POPPLER_MAJOR_VERSION}.${POPPLER_MINOR_VERSION}.${POPPLER_MICRO_VERSION}")
 
 set (CMAKE_CXX_STANDARD 14)
@@ -491,7 +491,7 @@
 else()
 add_library(poppler ${poppler_SRCS})
 endif()
-set_target_properties(poppler PROPERTIES VERSION 87.0.0 SOVERSION 87)
+set_target_properties(poppler PROPERTIES VERSION 88.0.0 SOVERSION 88)
 if(MINGW AND BUILD_SHARED_LIBS)
     get_target_property(POPPLER_SOVERSION poppler SOVERSION)
     set_target_properties(poppler PROPERTIES SUFFIX "-${POPPLER_SOVERSION}${CMAKE_SHARED_LIBRARY_SUFFIX}")
diff --git a/NEWS b/NEWS
index e519966..0727f29 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,20 @@
+Release 0.77.0:
+        core:
+         * Fix crash on signature handling. Issue #766
+         * Fix small memory leak in SignatureHandler::getCertificateInfo
+         * Splash: Restrict filling of overlapping boxes. Issue #750
+         * Fix crash on malformed files
+
+        qt5:
+         * Fix optional content handling with exclusive layers
+
+        cpp:
+         * Make render_page thread-safe
+
+        utils:
+         * pdfsig: Fix small memory leak
+         * pdftotext: Fix typo in manpage
+
 Release 0.76.1:
         core:
          * Make the mul tables be calculated at compile time with constexpr.
diff --git a/cpp/Doxyfile b/cpp/Doxyfile
index 2d83777..15e58dd 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         = 0.76.1
+PROJECT_NUMBER         = 0.77.0
 
 # 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 e1453c9..991b604 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         = 0.76.1
+PROJECT_NUMBER         = 0.77.0
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
 # base path where the generated documentation will be put.