diff --git a/CHANGELOG b/CHANGELOG
index 5b86d1f01..68114110d 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,11 @@
+mkdocs-material-9.1.13+insiders-4.34.1 (2023-05-16)
+
+  * Disable social plugin debug mode by default on mkdocs build
+  * Added warning in social plugin debug mode when font style couldn't be found
+  * Set default concurrency of built-in multi-threaded plugins to CPUs - 1
+  * Fixed #5521: Social plugin triggers race condition when downloading fonts
+  * Fixed #5515: Social plugin crashes when concurrency is set to 1
+
 mkdocs-material-9.1.13 (2023-05-16)
 
   * Fixed #5517: Social plugin crashes for some fonts (e.g. Open Sans)
diff --git a/docs/insiders/changelog.md b/docs/insiders/changelog.md
index ea1c7f3a6..6203411ec 100644
--- a/docs/insiders/changelog.md
+++ b/docs/insiders/changelog.md
@@ -2,6 +2,14 @@
 
 ## Material for MkDocs Insiders
 
+### 4.34.1 <small>May 16, 2023</small> { id="4.34.1" }
+
+- Disable social plugin debug mode by default on mkdocs build
+- Added warning in social plugin debug mode when font style couldn't be found
+- Set default concurrency of built-in multi-threaded plugins to CPUs - 1
+- Fixed #5521: Social plugin triggers race condition when downloading fonts
+- Fixed #5515: Social plugin crashes when concurrency is set to 1
+
 ### 4.34.0 <small>May 14, 2023</small> { id="4.34.0" }
 
 - Added support for new overflow mode to auto-fit text in social plugin