diff --git a/CHANGELOG.md b/CHANGELOG.md
index bcb3a55..108eb53 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 6.3.3 (2023-12-06)
+
+### Bug fixes
+
+Fix an issue where `Text.slice` and `Text.replace` could return objects with incorrect `length` when the given `from`/`to` values were out of range for the text.
+
 ## 6.3.2 (2023-11-27)
 
 ### Bug fixes
diff --git a/package.json b/package.json
index 0a659f9..c64f0e2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@codemirror/state",
-  "version": "6.3.2",
+  "version": "6.3.3",
   "description": "Editor state data structures for the CodeMirror code editor",
   "scripts": {
     "test": "cm-runtests",