diff --git a/doc/source/timeseries.rst b/doc/source/timeseries.rst
index 7b0b0fdf624e8..ac3302ae40fa7 100644
--- a/doc/source/timeseries.rst
+++ b/doc/source/timeseries.rst
@@ -487,7 +487,7 @@ frequency increment. Specific offset logic like "month", "business day", or
     Second, "one second"
     Milli, "one millisecond"
     Micro, "one microsecond"
-
+    Nano, "one nanosecond"
 
 The basic ``DateOffset`` takes the same arguments as
 ``dateutil.relativedelta``, which works like: