diff --git a/packages/google-cloud-apigeeregistry/package.json b/packages/google-cloud-apigeeregistry/package.json
index 834b258062a..c139cd3fa0a 100644
--- a/packages/google-cloud-apigeeregistry/package.json
+++ b/packages/google-cloud-apigeeregistry/package.json
@@ -51,7 +51,7 @@
         "jsdoc-fresh": "^1.0.2",
         "jsdoc-region-tag": "^2.0.0",
         "linkinator": "^4.0.0",
-        "mocha": "^8.4.0",
+        "mocha": "^10.0.0",
         "null-loader": "^4.0.1",
         "pack-n-play": "^1.0.0-2",
         "sinon": "^10.0.0",
diff --git a/packages/google-cloud-apigeeregistry/samples/package.json b/packages/google-cloud-apigeeregistry/samples/package.json
index 56371599739..559744e07bb 100644
--- a/packages/google-cloud-apigeeregistry/samples/package.json
+++ b/packages/google-cloud-apigeeregistry/samples/package.json
@@ -18,6 +18,6 @@
   "devDependencies": {
     "c8": "^7.1.0",
     "chai": "^4.2.0",
-    "mocha": "^8.0.0"
+    "mocha": "^10.0.0"
   }
 }