diff --git a/docs/source/install/__mongodb_note.rst b/docs/source/install/__mongodb_note.rst
index f64ad41ad..2d9c5f9bb 100644
--- a/docs/source/install/__mongodb_note.rst
+++ b/docs/source/install/__mongodb_note.rst
@@ -1,5 +1,5 @@
 .. note::
 
-  The currently supported version of MongoDB is 3.4 and 4.0. This is the version installed by
+  The currently supported versions of MongoDB are 3.4 and 4.0. This is the version installed by
   the installer script. MongoDB 4.0 is installed by default on Ubuntu 18.04 and RHEL/CentOS8.
   MongoDB 3.6 does not currently work with StackStorm. Support for MongoDB 4.0 was added in ST2 v3.1.