diff --git a/amber/LICENSE-binary-python b/amber/LICENSE-binary-python
index 5f226e4fd53..b50b5cada71 100644
--- a/amber/LICENSE-binary-python
+++ b/amber/LICENSE-binary-python
@@ -226,7 +226,7 @@ Python packages:
   - pyarrow==23.0.1
   - pyiceberg==0.11.1
   - pympler==1.1
-  - python-dateutil==2.8.2
+  - python-dateutil==2.9.0.post0
   - regex==2026.7.10
   - requests==2.34.2
   - s3transfer==0.16.1
diff --git a/amber/requirements.txt b/amber/requirements.txt
index 512ef93f690..8baa0aee951 100644
--- a/amber/requirements.txt
+++ b/amber/requirements.txt
@@ -21,8 +21,6 @@ numpy==2.1.0
 pandas==2.2.3
 loguru==0.7.3
 pyarrow==23.0.1
-# Not imported directly: runtime dependency of betterproto and pg8000.
-python-dateutil==2.8.2
 betterproto==2.0.0b7
 pampy==0.3.0
 overrides==7.7.0
@@ -35,7 +33,6 @@ tzlocal==2.1
 # Not imported directly: s3fs (with aiobotocore) backs pyiceberg's
 # fsspec-based S3 FileIO (#4272).
 s3fs==2026.6.0
-aiobotocore==3.7.0
 botocore==1.42.90
 pyiceberg==0.11.1
 readerwriterlock==1.0.9