diff --git a/integration_tests/v1/conftest.py b/integration_tests/v1/conftest.py
index 2a785181..5c5d1514 100644
--- a/integration_tests/v1/conftest.py
+++ b/integration_tests/v1/conftest.py
@@ -36,25 +36,25 @@
 opg_data_lpa_dev_aws = {
     "name": "new collections api on aws dev",
     "healthcheck_endpoint": {
-        "url": "https://uml-XXXX.dev.lpa.api.opg.service.justice.gov.uk/v1/healthcheck",
+        "url": "https://uml-3042.dev.lpa.api.opg.service.justice.gov.uk/v1/healthcheck",
         "method": "GET",
     },
     "online_tool_endpoint": {
-        "url": "https://uml-XXXX.dev.lpa.api.opg.service.justice.gov.uk/v1/lpa"
+        "url": "https://uml-3042.dev.lpa.api.opg.service.justice.gov.uk/v1/lpa"
         "-online-tool/lpas",
         "method": "GET",
         "valid_lpa_online_tool_ids": ["A33718377316"],
         "invalid_lpa_online_tool_ids": ["banana"],
     },
     "use_an_lpa_endpoint": {
-        "url": "https://uml-XXXX.dev.lpa.api.opg.service.justice.gov.uk/v1/use"
+        "url": "https://uml-3042.dev.lpa.api.opg.service.justice.gov.uk/v1/use"
         "-an-lpa/lpas",
         "method": "GET",
         "valid_sirius_uids": ["700000000047"],
         "invalid_sirius_uids": ["9"],
     },
     "request_code_endpoint": {
-        "url": "https://uml-XXXX.dev.lpa.api.opg.service.justice.gov.uk/v1/use-an-lpa/lpas/requestCode",
+        "url": "https://uml-3042.dev.lpa.api.opg.service.justice.gov.uk/v1/use-an-lpa/lpas/requestCode",
         "method": "POST",
         "valid_sirius_lpas": [
             {"caseUid": 700000000013, "actorUid": 700000000997},
diff --git a/lambda_functions/v1/Dockerfile b/lambda_functions/v1/Dockerfile
index d428f26c..f7bc2442 100644
--- a/lambda_functions/v1/Dockerfile
+++ b/lambda_functions/v1/Dockerfile
@@ -1,9 +1,10 @@
-FROM python:3.8-slim-buster
+FROM python:3.11-slim-buster
 WORKDIR /var/www/lambda_functions/v1
 
 # Install Python Dependencies
 COPY requirements requirements
 RUN cat ./requirements/*.txt | uniq | grep -v "#" > ./requirements/local-requirements.txt
+RUN pip install --upgrade pip
 RUN pip install -r ./requirements/local-requirements.txt
 
 EXPOSE 4343
diff --git a/lambda_functions/v1/requirements/dev-requirements.txt b/lambda_functions/v1/requirements/dev-requirements.txt
index b730d03e..5a93d8db 100644
--- a/lambda_functions/v1/requirements/dev-requirements.txt
+++ b/lambda_functions/v1/requirements/dev-requirements.txt
@@ -1,4 +1,4 @@
-connexion==2.7.0
+connexion
 fakeredis==1.4.5
 flake8==3.8.4
 flake8-quotes==3.2.0
@@ -11,6 +11,6 @@ pytest-html==3.1.1
 tenacity==6.3.1
 validators==0.18.2
 yarl==1.6.3
-importlib-metadata==4.13.0
-opg-sirius-service==2.1.1
-localstack-client==1.39
\ No newline at end of file
+importlib-metadata
+opg-sirius-service
+localstack-client
diff --git a/mock_sirius_backend/requirements.txt b/mock_sirius_backend/requirements.txt
index fbebc043..fea533dc 100644
--- a/mock_sirius_backend/requirements.txt
+++ b/mock_sirius_backend/requirements.txt
@@ -1,4 +1,4 @@
-connexion==2.7.0
+connexion
 Flask==1.1.4
 markupsafe==2.0.1
 requests