diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9e085e7bb..6ebff6955 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,7 @@
 ## Master
+
+
+## Release 2.4.0
 * add brain structures
 * add liver vessels
 * greatly improved phase classification model
diff --git a/README.md b/README.md
index 25a001767..981c8c782 100644
--- a/README.md
+++ b/README.md
@@ -78,8 +78,9 @@ Available with a license (free licenses available for non-commercial usage [here
 * **appendicular_bones**: patella, tibia, fibula, tarsal, metatarsal, phalanges_feet, ulna, radius, carpal, metacarpal, phalanges_hand
 * **tissue_types**: subcutaneous_fat, torso_fat, skeletal_muscle
 * **tissue_types_mr**: subcutaneous_fat, torso_fat, skeletal_muscle (for MR images)
+* **brain_structures**: brainstem, subarachnoid_space, venous_sinuses, septum_pellucidum, cerebellum, caudate_nucleus, lentiform_nucleus, insular_cortex, internal_capsule, ventricle, central_sulcus, frontal_lobe, parietal_lobe, occipital_lobe, temporal_lobe, thalamus
 * **vertebrae_body**: vertebral body of all vertebrae (without the vertebral arch)
-* **face**: face_region
+* **face**: face_region (for anonymization)
 
 Usage:
 ```
diff --git a/totalsegmentator/map_to_binary.py b/totalsegmentator/map_to_binary.py
index 3917339d6..bd3929ec0 100644
--- a/totalsegmentator/map_to_binary.py
+++ b/totalsegmentator/map_to_binary.py
@@ -372,9 +372,9 @@
         3: "liver"
     },
     "brain_structures": {
-        1: "brainstem",
+        1: "brainstem",  # + brain_parenchyma
         2: "subarachnoid_space",
-        3: "venous_sinuses",
+        3: "venous_sinuses", # + dural folds
         4: "septum_pellucidum",
         5: "cerebellum",
         6: "caudate_nucleus",