diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index e4790bb541..ff1a8182fd 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,6 +1,13 @@
 Changelog
 =========
 
+5.2.5 (xx.xx.xxxx) - IN DEVELOPMENT
+~~~~~~~~~~~~~~~~~~
+
+ * Fix: Respect `WAGTAIL_ALLOW_UNICODE_SLUGS` setting when auto-generating slugs (LB (Ben) Johnston)
+ * Fix: Use correct URL when redirecting back to page search results after an AJAX search (Sage Abdullah)
+
+
 5.2.4 (03.04.2024)
 ~~~~~~~~~~~~~~~~~~
 
diff --git a/docs/releases/5.2.5.md b/docs/releases/5.2.5.md
new file mode 100644
index 0000000000..718d27f297
--- /dev/null
+++ b/docs/releases/5.2.5.md
@@ -0,0 +1,17 @@
+# Wagtail 5.2.5 release notes - IN DEVELOPMENT
+
+_Unreleased_
+
+```{contents}
+---
+local:
+depth: 1
+---
+```
+
+## What's new
+
+### Bug fixes
+
+ * Respect `WAGTAIL_ALLOW_UNICODE_SLUGS` setting when auto-generating slugs (LB (Ben) Johnston)
+ * Use correct URL when redirecting back to page search results after an AJAX search (Sage Abdullah)
diff --git a/docs/releases/index.rst b/docs/releases/index.rst
index dfba816b5c..05be42281a 100644
--- a/docs/releases/index.rst
+++ b/docs/releases/index.rst
@@ -5,6 +5,7 @@ Release notes
    :maxdepth: 1
 
    upgrading
+   5.2.5
    5.2.4
    5.2.3
    5.2.2