diff --git a/source/reference/method.txt b/source/reference/method.txt
index 752206d0bcd..a440f46f739 100644
--- a/source/reference/method.txt
+++ b/source/reference/method.txt
@@ -92,10 +92,6 @@ Collection
 
      - Removes all indexes on a collection.
 
-   * - :method:`db.collection.ensureIndex()`
-
-     - Deprecated. Use :method:`db.collection.createIndex()`.
-
    * - :method:`db.collection.explain()`
 
      - Returns information on the query execution of various methods.
diff --git a/source/reference/method/db.collection.ensureIndex.txt b/source/reference/method/db.collection.ensureIndex.txt
index 2808b84cd71..053939d1ed0 100644
--- a/source/reference/method/db.collection.ensureIndex.txt
+++ b/source/reference/method/db.collection.ensureIndex.txt
@@ -10,31 +10,11 @@ db.collection.ensureIndex()
    :depth: 1
    :class: singlecol
 
-Definition
-----------
-
-.. method:: db.collection.ensureIndex(keys, options)
-
-
-   .. include:: /includes/fact-mongo-shell-method.rst
-
-
-   .. deprecated:: 3.0
+.. admonition:: Removed in 5.0
 
       :method:`db.collection.ensureIndex()` has been replaced by 
       :method:`db.collection.createIndex()`.
 
-   Creates an index on the specified field if the index does not
-   already exist.
-
-Additional Information
-----------------------
-
-- Use :method:`db.collection.createIndex()` rather than
-  :method:`db.collection.ensureIndex()` to create new indexes.
-
-- The :doc:`/indexes` section of this manual for full
-  documentation of indexes and indexing in MongoDB.
+.. seealso::
 
-- :method:`db.collection.getIndexes()` to view the specifications of
-  existing indexes for a collection.
+   :method:`db.collection.createIndex()`
diff --git a/source/reference/method/js-collection.txt b/source/reference/method/js-collection.txt
index 8d61797d901..0fc38c9e8aa 100644
--- a/source/reference/method/js-collection.txt
+++ b/source/reference/method/js-collection.txt
@@ -87,10 +87,6 @@ Collection Methods
 
      - Removes all indexes on a collection.
 
-   * - :method:`db.collection.ensureIndex()`
-
-     - Deprecated. Use :method:`db.collection.createIndex()`.
-
    * - :method:`db.collection.explain()`
 
      - Returns information on the query execution of various methods.
@@ -229,7 +225,6 @@ Collection Methods
    /reference/method/db.collection.copyTo
    /reference/method/db.collection.count
    /reference/method/db.collection.countDocuments
-   /reference/method/db.collection.estimatedDocumentCount
    /reference/method/db.collection.createIndex
    /reference/method/db.collection.createIndexes
    /reference/method/db.collection.dataSize
@@ -240,6 +235,7 @@ Collection Methods
    /reference/method/db.collection.dropIndex
    /reference/method/db.collection.dropIndexes
    /reference/method/db.collection.ensureIndex
+   /reference/method/db.collection.estimatedDocumentCount
    /reference/method/db.collection.explain
    /reference/method/db.collection.find
    /reference/method/db.collection.findAndModify
diff --git a/source/release-notes/5.0-compatibility.txt b/source/release-notes/5.0-compatibility.txt
index b04acf99788..c16cc5420a2 100644
--- a/source/release-notes/5.0-compatibility.txt
+++ b/source/release-notes/5.0-compatibility.txt
@@ -27,6 +27,8 @@ Starting in MongoDB 5.0, these commands are removed:
 - :dbcommand:`resetError` and :method:`db.resetError()`. Deprecated
   since MongoDB 1.6.
 
+- :method:`db.collection.ensureIndex()`  Deprecated since MongoDB 3.0.
+
 Removed Parameters
 ------------------