diff --git a/History.md b/History.md
index 5d632a6c53..44abc81428 100644
--- a/History.md
+++ b/History.md
@@ -32,7 +32,7 @@
   - Update Blaze skeleton to use HMR
 
 * `npm-mongo@3.9.0`
-  - Update MongoDB driver version to 3.6.5
+  - Update MongoDB driver version to 3.6.6
 
 * `mongo@1.11.0`
   - Using useUnifiedTopology as `true` by default to avoid the warning: `(node:59240) [MONGODB DRIVER] Warning: Current Server Discovery and Monitoring engine is deprecated, and will be removed in a future version. To use the new Server Discover and Monitoring engine, pass option { useUnifiedTopology: true } to the MongoClient constructor. You can still use it as false with `Mongo._connectionOptions` or `Meteor.settings?.packages?.mongo?.options`.
diff --git a/packages/non-core/blaze b/packages/non-core/blaze
index 82c7667cfa..29fcf43a0b 160000
--- a/packages/non-core/blaze
+++ b/packages/non-core/blaze
@@ -1 +1 @@
-Subproject commit 82c7667cfad99a965c8759a42cbd90d7dcbfc82b
+Subproject commit 29fcf43a0b36776408ec177a6f1be1d6b7d370ba
diff --git a/packages/npm-mongo/package.js b/packages/npm-mongo/package.js
index 4f7454d1d1..90f1189ea9 100644
--- a/packages/npm-mongo/package.js
+++ b/packages/npm-mongo/package.js
@@ -8,7 +8,7 @@ Package.describe({
 });
 
 Npm.depends({
-  mongodb: "3.6.5"
+  mongodb: "3.6.6"
 });
 
 Package.onUse(function (api) {