diff --git a/docs/api-guide/throttling.md b/docs/api-guide/throttling.md
index de66396a8..629d55813 100644
--- a/docs/api-guide/throttling.md
+++ b/docs/api-guide/throttling.md
@@ -38,7 +38,7 @@ The default throttling policy may be set globally, using the `DEFAULT_THROTTLE_C
         }
     }
 
-The rate descriptions used in `DEFAULT_THROTTLE_RATES` may include `second`, `minute`, `hour` or `day` as the throttle period.
+The rate descriptions used in `DEFAULT_THROTTLE_RATES` may be any of the following: 's', 'sec', 'm', 'min', 'h', 'hour', 'd', 'day'.
 
 You can also set the throttling policy on a per-view or per-viewset basis,
 using the `APIView` class-based views.