diff --git a/CHANGELOG.md b/CHANGELOG.md
index 89a93081..128f8998 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+## <small>1.13.8 (2025-12-20)</small>
+
+- chore: update CI4 to v4.6.4 + php and js packages to latest
+  ([133e308](https://code.castopod.org/adaures/castopod/commit/133e308))
+- fix(fediverse): match episode posts replies fields with comments in union
+  query ([d438190](https://code.castopod.org/adaures/castopod/commit/d438190)),
+  closes [#577](https://code.castopod.org/adaures/castopod/issues/577)
+
 ## <small>1.13.7 (2025-11-03)</small>
 
 - fix(rss): set person's avatar url to "federation" for width and height of
diff --git a/app/Config/Constants.php b/app/Config/Constants.php
index 05c0e67c..4f9657e7 100644
--- a/app/Config/Constants.php
+++ b/app/Config/Constants.php
@@ -11,7 +11,7 @@ declare(strict_types=1);
  |
  | NOTE: this constant is updated upon release with Continuous Integration.
  */
-defined('CP_VERSION') || define('CP_VERSION', '1.13.7');
+defined('CP_VERSION') || define('CP_VERSION', '1.13.8');
 
 /*
  | --------------------------------------------------------------------
diff --git a/composer.json b/composer.json
index d54435e4..755f116d 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
   "name": "adaures/castopod",
-  "version": "1.13.7",
+  "version": "1.13.8",
   "type": "project",
   "description": "Castopod is an open-source hosting platform made for podcasters who want engage and interact with their audience.",
   "homepage": "https://castopod.org",
diff --git a/package.json b/package.json
index 47d61f97..7fdb21cf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "castopod",
-  "version": "1.13.7",
+  "version": "1.13.8",
   "description": "Castopod Host is an open-source hosting platform made for podcasters who want engage and interact with their audience.",
   "private": true,
   "license": "AGPL-3.0-or-later",