diff --git a/pandas/core/generic.py b/pandas/core/generic.py
index 784e8877ef128..c3fd79a2644aa 100644
--- a/pandas/core/generic.py
+++ b/pandas/core/generic.py
@@ -7309,7 +7309,7 @@ def isna(self: FrameOrSeries) -> FrameOrSeries:
         -------
         {klass}
             Mask of bool values for each element in {klass} that
-            indicates whether an element is not an NA value.
+            indicates whether an element is an NA value.
 
         See Also
         --------