diff --git a/CHANGES.rst b/CHANGES.rst
index beec88ce..9a7848c5 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -13,7 +13,8 @@ Other
 - Fix open file handles, which were previously ignored by ``pytest-openfiles``, but which raise
   blocked ``ResourceWarning`` errors. [#153]
 
-- Remove the defunct ``s3_utils`` module, so that ``stpipe`` no longer needs to depend on this package. [#154]
+- Remove the defunct ``s3_utils`` module, so that ``stpipe`` no longer needs to depend 
+  on this package. This also removes the ``aws`` install option as this is no longer need. [#154]
 
 1.3.1 (2023-03-31)
 ==================
diff --git a/pyproject.toml b/pyproject.toml
index 80e50c14..89f65e92 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -61,9 +61,6 @@ docs = [
     "sphinx-asdf>=0.1.1",
     'tomli; python_version <"3.11"',
 ]
-aws = [
-    "stsci-aws-utils>=0.1.2",
-]
 
 [build-system]
 requires = [