diff --git a/docs/server/source/production-nodes/node-components.md b/docs/server/source/production-nodes/node-components.md
index 62c5c9a9..e95a26b7 100644
--- a/docs/server/source/production-nodes/node-components.md
+++ b/docs/server/source/production-nodes/node-components.md
@@ -3,7 +3,7 @@
 A production BigchainDB node must include:
 
 * BigchainDB Server
-* MongoDB Server (mongod)
+* MongoDB Server 3.4+ (mongod)
 * Scalable storage for MongoDB
 
 It could also include several other components, including:
diff --git a/docs/server/source/production-nodes/setup-run-node.md b/docs/server/source/production-nodes/setup-run-node.md
index cee34508..42a11b04 100644
--- a/docs/server/source/production-nodes/setup-run-node.md
+++ b/docs/server/source/production-nodes/setup-run-node.md
@@ -42,7 +42,7 @@ Consult the MongoDB documentation for its recommendations regarding storage hard
 
 ## Install and Run MongoDB
 
-* [Install MongoDB](https://docs.mongodb.com/manual/installation/)
+* [Install MongoDB 3.4+](https://docs.mongodb.com/manual/installation/). (BigchainDB only works with MongoDB 3.4+.)
 * [Run MongoDB (mongod)](https://docs.mongodb.com/manual/reference/program/mongod/)