diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8d05a5f..61b2fdb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,9 +5,17 @@
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+
+## [0.7.3] - 2020-05-04
 ### Added
 - avifenc: Lossless (--lossless, -l) mode, which sets new defaults and warns when anything would cause the AVIF to not be lossless
 
+### Changed
+- Minor cleanup for -Wclobbered warnings
+- Minor fixes to README and code (fallout from enum rework)
+- Protect against oversized (out of bounds) samples in avif sample tables
+- Optimization: avoid AV1 sample copying when feeding data to dav1d
+
 ## [0.7.2] - 2020-04-24
 ### Added
 - Recognize extensions with capital letters / capslock
@@ -398,7 +406,8 @@
 - Constants `AVIF_VERSION`, `AVIF_VERSION_MAJOR`, `AVIF_VERSION_MINOR`, `AVIF_VERSION_PATCH`
 - `avifVersion()` function
 
-[Unreleased]: https://github.com/AOMediaCodec/libavif/compare/v0.7.2...HEAD
+[Unreleased]: https://github.com/AOMediaCodec/libavif/compare/v0.7.3...HEAD
+[0.7.3]: https://github.com/AOMediaCodec/libavif/compare/v0.7.2...v0.7.3
 [0.7.2]: https://github.com/AOMediaCodec/libavif/compare/v0.7.1...v0.7.2
 [0.7.1]: https://github.com/AOMediaCodec/libavif/compare/v0.7.0...v0.7.1
 [0.7.0]: https://github.com/AOMediaCodec/libavif/compare/v0.6.4...v0.7.0
diff --git a/CMakeLists.txt b/CMakeLists.txt
index ead053c..969c6a3 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,7 @@
 # and find_package()
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/Modules")
 
-project(libavif LANGUAGES C CXX VERSION 0.7.2)
+project(libavif LANGUAGES C CXX VERSION 0.7.3)
 
 # SOVERSION scheme: MAJOR.MINOR.PATCH
 #   If there was an incompatible interface change:
@@ -18,7 +18,7 @@
 #     Increment PATCH.
 set(LIBRARY_VERSION_MAJOR 4)
 set(LIBRARY_VERSION_MINOR 0)
-set(LIBRARY_VERSION_PATCH 0)
+set(LIBRARY_VERSION_PATCH 1)
 set(LIBRARY_VERSION "${LIBRARY_VERSION_MAJOR}.${LIBRARY_VERSION_MINOR}.${LIBRARY_VERSION_PATCH}")
 set(LIBRARY_SOVERSION ${LIBRARY_VERSION_MAJOR})
 
diff --git a/include/avif/avif.h b/include/avif/avif.h
index f0d238b..85211e4 100644
--- a/include/avif/avif.h
+++ b/include/avif/avif.h
@@ -16,7 +16,7 @@
 
 #define AVIF_VERSION_MAJOR 0
 #define AVIF_VERSION_MINOR 7
-#define AVIF_VERSION_PATCH 2
+#define AVIF_VERSION_PATCH 3
 #define AVIF_VERSION (AVIF_VERSION_MAJOR * 10000) + (AVIF_VERSION_MINOR * 100) + AVIF_VERSION_PATCH
 
 typedef int avifBool;