diff --git a/HISTORY.md b/HISTORY.md
index 57c68d3a..cc879c63 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,3 +1,8 @@
+unpublished
+==========
+  * deps: mocha@10.8.2
+
+
 1.18.1 / 2024-10-08
 ==========
 
diff --git a/package.json b/package.json
index 79cb1b4c..b4978a27 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "eslint": "8.56.0",
     "eslint-plugin-markdown": "3.0.1",
     "express": "4.17.3",
-    "mocha": "10.2.0",
+    "mocha": "10.8.2",
     "nyc": "15.1.0",
     "supertest": "6.3.4"
   },