diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6c9de1c..9a6d582 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,7 @@
 # TextHeatmaps.jl
+## Version `v1.2.0`
+* ![Feature][badge-feature] Add XAIBase package extension ([#4][pr-4])
+
 ## Version `v1.1.0`
 * ![Feature][badge-feature] Access color schemes through their symbols ([#3][pr-3])
 
@@ -8,6 +11,7 @@
 ## Version `v1.0.0`
 * Initial release
 
+[pr-4]: https://github.com/Julia-XAI/TextHeatmaps.jl/pull/4
 [pr-3]: https://github.com/Julia-XAI/TextHeatmaps.jl/pull/3
 
 [commit-e5eaa83]: https://github.com/Julia-XAI/TextHeatmaps.jl/commit/e5eaa83
diff --git a/Project.toml b/Project.toml
index f6f3cbc..c33edf6 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "TextHeatmaps"
 uuid = "2dd6718a-6083-4824-b9f7-90e4a57f72d2"
 authors = ["Adrian Hill <gh@adrianhill.de>"]
-version = "1.2.0-DEV"
+version = "1.2.0"
 
 [deps]
 ColorSchemes = "35d6a980-a343-548e-a6ea-1d62b119f2f4"