diff --git a/lib/matplotlib/patches.py b/lib/matplotlib/patches.py
index 199aabc06d80..5120bf793ada 100644
--- a/lib/matplotlib/patches.py
+++ b/lib/matplotlib/patches.py
@@ -3995,6 +3995,10 @@ def transmute(self, path, mutation_size, linewidth):
 class FancyArrowPatch(Patch):
     """
     A fancy arrow patch. It draws an arrow using the :class:`ArrowStyle`.
+
+    The head and tail positions are fixed at the specified start and end points
+    of the arrow, but the size and shape (in display coordinates) of the arrow
+    does not change when the axis is moved or zoomed.
     """
     _edge_default = True