diff --git a/docs/ref/databases.txt b/docs/ref/databases.txt
index 4d4a7d2aa9b..2358310e8d4 100644
--- a/docs/ref/databases.txt
+++ b/docs/ref/databases.txt
@@ -37,7 +37,7 @@ connection. It can be set independently for each database.
 
 The default value is ``0``, preserving the historical behavior of closing the
 database connection at the end of each request. To enable persistent
-connections, set :setting:`CONN_MAX_AGE` to a positive number of seconds. For
+connections, set :setting:`CONN_MAX_AGE` to a positive integer of seconds. For
 unlimited persistent connections, set it to ``None``.
 
 Connection management
diff --git a/docs/ref/settings.txt b/docs/ref/settings.txt
index 8c3f6f2b473..0e94dc95069 100644
--- a/docs/ref/settings.txt
+++ b/docs/ref/settings.txt
@@ -597,9 +597,9 @@ file. When specifying the path, always use forward slashes, even on Windows
 
 Default: ``0``
 
-The lifetime of a database connection, in seconds. Use ``0`` to close database
-connections at the end of each request — Django's historical behavior — and
-``None`` for unlimited persistent connections.
+The lifetime of a database connection, as an integer of seconds. Use ``0`` to
+close database connections at the end of each request — Django's historical
+behavior — and ``None`` for unlimited persistent connections.
 
 .. setting:: OPTIONS