diff --git a/.github/workflows/all-os-tests.yml b/.github/workflows/all-os-tests.yml
index 7c44adc0..d19f055e 100644
--- a/.github/workflows/all-os-tests.yml
+++ b/.github/workflows/all-os-tests.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.9"]
+        python-version: ["3.11.6"]
         os: ["macos-latest", "ubuntu-latest", "windows-latest"]
     steps:
     - uses: actions/checkout@v3
@@ -26,6 +26,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install -r requirements.txt
+        pip install .
     - name: Run Integration Tests  # run only those tests marked runinteg & with no osmosis deps
       run: |
           pytest -m runinteg --runinteg --deselect tests/osm/
diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 9955734d..3a50f323 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.9"]
+        python-version: ["3.11.6"]
         os: ["macos-latest", "ubuntu-latest"]
     steps:
     - uses: actions/checkout@v3
@@ -26,6 +26,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        pip install .
     - name: Install java
       uses: actions/setup-java@v3
       with:
diff --git a/.github/workflows/sphinx-render.yml b/.github/workflows/sphinx-render.yml
index 94cd86e8..c6d43efd 100644
--- a/.github/workflows/sphinx-render.yml
+++ b/.github/workflows/sphinx-render.yml
@@ -3,7 +3,7 @@ name: "Render docs"
 on: push
 
 env:
-  PYTHON_VERSION: "3.9"
+  PYTHON_VERSION: "3.11.6"
   PUSH_BRANCH: "refs/heads/dev"
 
 jobs:
@@ -21,6 +21,7 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+        pip install .
     - name: Sphinx build  # use -W to turn warnings into errors
       run: |
         make -C docs/ html SPHINXOPTS="-W"
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 71a29293..7a912e03 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -30,8 +30,8 @@ Install Dependencies:
 
 Package set-up and installation:
 
-1. Setup a new conda env: `conda create -n r5py python=3.9.13`
-2. Activate the environment: `conda activate r5py`
+1. Setup a new conda env: `conda env create -f environment.yml`
+2. Activate the environment: `conda activate transport-performance`
 3. Launch terminal and change directory to wherever you keep your GitHub repos: `cd ~/Documents`
 4. Clone this repo, eg with https: `git clone https://github.com/datasciencecampus/transport-network-performance.git`
 5. Change directory to the repo: `cd transport-network-performance`
diff --git a/environment.yml b/environment.yml
new file mode 100644
index 00000000..24b7e932
--- /dev/null
+++ b/environment.yml
@@ -0,0 +1,9 @@
+name: transport-performance
+channels:
+  - conda-forge
+dependencies:
+  - python=3.11.6
+  - cartopy
+  - proj # Required to build cartopy (can't be installed with pip)
+# create your environment with the below line
+# conda env create -f environment.yml
diff --git a/pyproject.toml b/pyproject.toml
index 043a3ba5..2936f414 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [build-system]
 build-backend = "setuptools.build_meta"
-requires = ["setuptools>=61.0.0", "wheel"]
+requires = ["setuptools==65.6.3", "wheel"]
 
 [project]
 name = "transport_performance"
@@ -16,7 +16,7 @@ classifiers = [
     "Operating System :: MacOS",
     "Topic :: Scientific/Engineering :: GIS",
 ]
-requires-python = ">=3.9, <3.10"
+requires-python = "==3.11.6"
 version = "0.0.1"
 
 [tool.setuptools.packages.find]
diff --git a/requirements.txt b/requirements.txt
index 61ad0091..4e75e11f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,33 +1,23 @@
-pre-commit
-r5py==0.1.0
-gtfs_kit==5.2.7
-rasterio
-matplotlib>=3.7.0
-scipy
-rioxarray
-geopandas
-geocube
-pyproj>=3.6.0
-pytest
+beautifulsoup4
+cartopy
 coverage
-pyprojroot
-pytest-lazy-fixture
+numpy>=1.25.0 # test suite will fail if user installed lower than this
+geocube
+gtfs_kit==5.2.7
 ipykernel==6.23.1
+kaleido
+mapclassify
+munkres # new parent import flagged pipdeptools
+nbformat
 pandas<2.1.0
-beautifulsoup4
-requests
-pytest-mock
-toml
 plotly
-nbformat>=4.2.0
+pre-commit
+pretty_html_table
+pyprojroot
+pytest-lazy-fixture
+pytest-mock
+r5py==0.1.0
 scikit-image
-cartopy
-folium
-mapclassify
 seaborn
-pretty_html_table
-kaleido
-numpy>=1.25.0 # test suite will fail if user installed lower than this
-sphinx
 sphinx-rtd-theme
--e .
+toml
diff --git a/src/transport_performance/gtfs/routes.py b/src/transport_performance/gtfs/routes.py
index 58494f75..bb0908d4 100644
--- a/src/transport_performance/gtfs/routes.py
+++ b/src/transport_performance/gtfs/routes.py
@@ -12,12 +12,6 @@
     _is_expected_filetype,
 )
 
-warnings.filterwarnings(
-    action="ignore", category=DeprecationWarning, module=".*pkg_resources"
-)
-# see https://github.com/datasciencecampus/transport-network-performance/
-# issues/19
-
 
 def _construct_extended_schema_table(
     some_soup: BeautifulSoup, cd_list: list, desc_list: list