diff --git a/features/growable-sharedarraybuffer.yml b/features/growable-sharedarraybuffer.yml
index 5a50fae99f..e81c6463da 100644
--- a/features/growable-sharedarraybuffer.yml
+++ b/features/growable-sharedarraybuffer.yml
@@ -1,5 +1,5 @@
 name: Growable SharedArrayBuffer
-description: ShareArrayBuffer objects can take a maximum length allowing them to grow in place.
+description: The `grow()` method of a `SharedArrayBuffer`, constructed with the `maxByteLength` option, increases the size of the buffer in place.
 spec: https://tc39.es/ecma262/multipage/structured-data.html#sec-get-sharedarraybuffer.prototype.growable
 compat_features:
   - javascript.builtins.SharedArrayBuffer.SharedArrayBuffer.maxByteLength_option
diff --git a/features/resizable-arraybuffer.yml b/features/resizable-arraybuffer.yml
index 2ac2e414b9..eb6c8ceb03 100644
--- a/features/resizable-arraybuffer.yml
+++ b/features/resizable-arraybuffer.yml
@@ -1,5 +1,5 @@
 name: Resizable ArrayBuffer
-description: ArrayBuffer objects can take a maximum length allowing them to grow and shrink in place.
+description: The `resize()` method of an `ArrayBuffer`, constructed with the `maxByteLength` option, changes the size of the buffer in place.
 spec: https://tc39.es/ecma262/multipage/structured-data.html#sec-get-arraybuffer.prototype.resizable
 compat_features:
   - javascript.builtins.ArrayBuffer.ArrayBuffer.maxByteLength_option