diff --git a/CHANGELOG.md b/CHANGELOG.md
index da2d82d4..51e9b16e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## [3.1.3] - 2018-06-15
+### Changed
+ - Worked around an PHP recursion issue when comparing 2 `Item`s.
+
+## [3.1.2] - 2018-06-13
+### Changed
+ - Fixed typos in documentation code samples
+
 ## [3.1.1] - 2018-06-03
 ### Changed
  - Tweaked composer configuration to make it easier to run the samples in the documentation
@@ -31,6 +39,10 @@
 ### Removed
  - HHVM support now that project has a stated goal of no longer targeting PHP7 compatibility
 
+## [2.4.6] - 2018-06-15
+### Changed
+ - Worked around an PHP recursion issue when comparing 2 `Item`s.
+
 ## [2.4.5] - 2018-06-03
 ### Changed
  - Tweaked composer configuration to make it easier to run the samples in the documentation
@@ -111,6 +123,10 @@ There are no bugfixes or packing logic changes in v2.0 compared to the v1.5.3 re
 ### Removed
  - Removed `Packer->packIntoBox()`, `Packer->packBox()` and `Packer->redistributeWeight()`
 
+## [1.6.6] - 2018-06-15
+### Changed
+ - Worked around an PHP recursion issue when comparing 2 `Item`s.
+
 ## [1.6.5] - 2018-06-03
 ### Changed
  - Tweaked composer configuration to make it easier to run the samples in the documentation
@@ -228,12 +244,15 @@ Initial release
  - Experimental code to get a feel for how calculations can best be implemented
  - Only works if all items fit into a single box (so not production ready at all)
 
-[Unreleased]: https://github.com/dvdoug/BoxPacker/compare/3.1.1...master
+[Unreleased]: https://github.com/dvdoug/BoxPacker/compare/3.1.3...master
 
+[3.1.3]: https://github.com/dvdoug/BoxPacker/compare/3.1.2...3.1.3
+[3.1.2]: https://github.com/dvdoug/BoxPacker/compare/3.1.1...3.1.2
 [3.1.1]: https://github.com/dvdoug/BoxPacker/compare/3.1.0...3.1.1
 [3.1.0]: https://github.com/dvdoug/BoxPacker/compare/3.0.1...3.1.0
 [3.0.1]: https://github.com/dvdoug/BoxPacker/compare/3.0.0...3.0.1
-[3.0.0]: https://github.com/dvdoug/BoxPacker/compare/2.4.4...3.0.0
+[3.0.0]: https://github.com/dvdoug/BoxPacker/compare/2.4.6...3.0.0
+[2.4.6]: https://github.com/dvdoug/BoxPacker/compare/2.4.5...2.4.6
 [2.4.5]: https://github.com/dvdoug/BoxPacker/compare/2.4.4...2.4.5
 [2.4.4]: https://github.com/dvdoug/BoxPacker/compare/2.4.3...2.4.4
 [2.4.3]: https://github.com/dvdoug/BoxPacker/compare/2.4.2...2.4.3
@@ -248,7 +267,8 @@ Initial release
 [2.1.0]: https://github.com/dvdoug/BoxPacker/compare/2.0.2...2.1.0
 [2.0.2]: https://github.com/dvdoug/BoxPacker/compare/2.0.1...2.0.2
 [2.0.1]: https://github.com/dvdoug/BoxPacker/compare/2.0...2.0.1
-[2.0]: https://github.com/dvdoug/BoxPacker/compare/1.6.4...2.0
+[2.0]: https://github.com/dvdoug/BoxPacker/compare/1.6.6...2.0
+[1.6.6]: https://github.com/dvdoug/BoxPacker/compare/1.6.5...1.6.6
 [1.6.5]: https://github.com/dvdoug/BoxPacker/compare/1.6.4...1.6.5
 [1.6.4]: https://github.com/dvdoug/BoxPacker/compare/1.6.3...1.6.4
 [1.6.3]: https://github.com/dvdoug/BoxPacker/compare/1.6.2...1.6.3