diff --git a/torchio/transforms/augmentation/spatial/random_affine.py b/torchio/transforms/augmentation/spatial/random_affine.py
index f9461f9d8..f21f21a19 100644
--- a/torchio/transforms/augmentation/spatial/random_affine.py
+++ b/torchio/transforms/augmentation/spatial/random_affine.py
@@ -33,6 +33,8 @@ class RandomAffine(RandomTransform):
         seed:
         verbose:
 
+    .. note:: Rotations are performed around the center of the image.
+
     .. note:: The image minimum is used as default value to fill missing values
         during resampling.
         This behavior might become customizable in the future.