diff --git a/.github/build.yml b/.github/build.yml
index 47eb8aa..32cd6bc 100644
--- a/.github/build.yml
+++ b/.github/build.yml
@@ -29,7 +29,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.12'
+          python-version: '3.11'
       - name: Install Poetry
         uses: abatilo/actions-poetry@v3
         with:
@@ -383,7 +383,7 @@ jobs:
           github.ref == 'refs/heads/develop' ||
           github.ref == 'refs/heads/main'    ||
           startsWith(github.ref, 'refs/heads/release')
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: ./docker/lambdaDockerfileArm
@@ -411,7 +411,7 @@ jobs:
           github.event.head_commit.message == '/deploy sit' ||
           github.event.head_commit.message == '/deploy uat' ||
           github.event.head_commit.message == '/deploy sandbox'
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v5
         with:
           context: .
           file: ./docker/lambdaDockerfileArm
diff --git a/.github/release-created.yml b/.github/release-created.yml
index 739367b..cec5647 100644
--- a/.github/release-created.yml
+++ b/.github/release-created.yml
@@ -21,7 +21,7 @@ jobs:
           ref: 'refs/heads/develop'
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.12'
+          python-version: '3.11'
       - name: Install Poetry
         uses: abatilo/actions-poetry@v3
         with:
diff --git a/podaac/lambda_handler/lambda_handler.py b/podaac/lambda_handler/lambda_handler.py
index f4ef3e7..3ac4c78 100644
--- a/podaac/lambda_handler/lambda_handler.py
+++ b/podaac/lambda_handler/lambda_handler.py
@@ -76,13 +76,11 @@ def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.logger = cumulus_logger
 
-
     def clean_all(self):
         """ Removes anything saved to self.path """
         rmtree(self.path)
         clean_tmp()
 
-
     def download_file_from_s3(self, s3file, working_dir):
         """ Download s3 file to local
 
@@ -104,7 +102,6 @@ def download_file_from_s3(self, s3file, working_dir):
             self.logger.error("Error downloading file %s: %s" % (s3file, working_dir), exc_info=True)
             raise ex
 
-
     def upload_file_to_s3(self, filename, uri):
         """ Upload a local file to s3 if collection payload provided
 
@@ -121,7 +118,6 @@ def upload_file_to_s3(self, filename, uri):
             self.logger.error("Error uploading file %s: %s" % (os.path.basename(os.path.basename(filename)), str(ex)), exc_info=True)
             raise ex
 
-
     @staticmethod
     def get_file_type(filename, files):
         """Get custom file type, default to metadata
@@ -139,7 +135,6 @@ def get_file_type(filename, files):
                 return collection_file['type']
         return 'metadata'
 
-
     @staticmethod
     def get_bucket(filename, files, buckets):
         """Extract the bucket from the files
@@ -165,7 +160,6 @@ def get_bucket(filename, files, buckets):
                 break
         return buckets[bucket_type]
 
-
     def get_config(self):
         """Get configuration file for image generations
         Returns
@@ -193,7 +187,6 @@ def get_config(self):
 
         return cfg_file_full_path
 
-
     def process(self):
         """Main process to generate images for granules
 
@@ -229,13 +222,11 @@ def process(self):
 
         return self.input
 
-
     @classmethod
     def handler(cls, event, context=None, path=None, noclean=False):
         """ General event handler """
         return cls.run(path=path, noclean=noclean, context=context, **event)
 
-
     @classmethod
     def run(cls, *args, **kwargs):
         """ Run this payload with the given Process class """
diff --git a/poetry.lock b/poetry.lock
index 60f647c..412924b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.8.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.2 and should not be changed by hand.
 
 [[package]]
 name = "alphashape"
@@ -615,7 +615,10 @@ files = [
 ]
 
 [package.dependencies]
-numpy = {version = ">=1.26.0", markers = "python_version >= \"3.12\""}
+numpy = [
+    {version = ">=1.23.2", markers = "python_version == \"3.11\""},
+    {version = ">=1.26.0", markers = "python_version >= \"3.12\""},
+]
 python-dateutil = ">=2.8.2"
 pytz = ">=2020.1"
 tzdata = ">=2022.7"
@@ -722,7 +725,10 @@ files = [
 [package.dependencies]
 astroid = ">=3.1.0,<=3.2.0-dev0"
 colorama = {version = ">=0.4.5", markers = "sys_platform == \"win32\""}
-dill = {version = ">=0.3.7", markers = "python_version >= \"3.12\""}
+dill = [
+    {version = ">=0.3.6", markers = "python_version >= \"3.11\" and python_version < \"3.12\""},
+    {version = ">=0.3.7", markers = "python_version >= \"3.12\""},
+]
 isort = ">=4.2.5,<5.13.0 || >5.13.0,<6"
 mccabe = ">=0.6,<0.8"
 platformdirs = ">=2.2.0"
@@ -1146,5 +1152,5 @@ viz = ["matplotlib", "nc-time-axis", "seaborn"]
 
 [metadata]
 lock-version = "2.0"
-python-versions = "^3.12"
-content-hash = "e1f8313a6b5c67a23c0ba351536d3c40d5926d0e3ce04d25cf29ecaa26ff8d40"
+python-versions = "^3.11"
+content-hash = "622922015f64b96dcb03cca3252e2c2ed65d24f32f30eb6a1196a4e9dc2c478e"
diff --git a/pyproject.toml b/pyproject.toml
index 3a86c9f..ee127d0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,7 @@ packages = [
 ]
 
 [tool.poetry.dependencies]
-python = "^3.12"
+python = "^3.11"
 pyyaml = "^6.0"
 alphashape = "^1.3.1"
 np = "^1.0.2"