diff --git a/.github/ci-hpc-config.yml b/.github/ci-hpc-config.yml
index 06c3c0e4f..a74f2ed2f 100644
--- a/.github/ci-hpc-config.yml
+++ b/.github/ci-hpc-config.yml
@@ -21,7 +21,7 @@ build:
   - ECCODES_DEFINITION_PATH=$ECCODES_DIR/share/eccodes/definitions
   - GITHUB_WORKFLOW=anything
   parallel: 64
-  requirements: tests/downstream-ci-requirements.txt
+  toml_opt_dep_sections: all,test,ci
   pytest_cmd: |
     python -m pytest -vv -m 'not notebook and not no_cache_init' --cov=. --cov-report=xml
     python -m pytest -v -m 'notebook'
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index ceb1ac0c0..450d54d2c 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
 - repo: https://github.com/pre-commit/pre-commit-hooks
-  rev: v5.0.0
+  rev: v6.0.0
   hooks:
   - id: trailing-whitespace     # Trailing whitespace checker
   - id: end-of-file-fixer     # Ensure files end in a newline
diff --git a/Makefile b/Makefile
index 60026f43f..a08f32e9c 100644
--- a/Makefile
+++ b/Makefile
@@ -6,7 +6,7 @@ COV_REPORT := html
 setup:
 	pre-commit install
 
-default: qa unit-tests type-check
+default: qa unit-tests
 
 qa:
 	pre-commit run --all-files
@@ -15,25 +15,3 @@ unit-tests:
 	python -m pytest -vv -m 'not notebook and not no_cache_init' --cov=. --cov-report=$(COV_REPORT)
 	python -m pytest -v -m "notebook"
 	python -m pytest --forked -vv -m 'no_cache_init'
-
-# type-check:
-# 	python -m mypy .
-
-conda-env-update:
-	$(CONDA) env update $(CONDAFLAGS) -f environment.yml
-
-docker-build:
-	docker build -t $(PROJECT) .
-
-docker-run:
-	docker run --rm -ti -v $(PWD):/srv $(PROJECT)
-
-template-update:
-	pre-commit run --all-files cruft -c .pre-commit-config-weekly.yaml
-
-docs-build:
-	cd docs && rm -fr _api && make clean && make html
-
-#integration-tests:
-#    python -m pytest -vv --cov=. --cov-report=$(COV_REPORT) tests/integration*.py
-#    python -m pytest -vv --doctest-glob='*.md'
diff --git a/docs/source/development/conda.rst b/docs/source/development/conda.rst
index 03daed427..11704f678 100644
--- a/docs/source/development/conda.rst
+++ b/docs/source/development/conda.rst
@@ -11,14 +11,18 @@ First, clone the repository locally. You can use the following command:
 
    git clone --branch develop git@github.com:ecmwf/earthkit-data.git
 
-
-Next, enter your git repository and run the following commands:
+Then, create a new environment and activate it:
 
 .. code-block:: shell
 
-    make conda-env-update
+    conda create -n earthkit-data python=3.12
     conda activate earthkit-data
-    make setup
-    pip install -e .
 
-This will create a new conda environment called "earthkit-data" with all the dependencies installed into it. This setup enables the `pre-commit`_ hooks, performing a series of quality control checks on every commit. If any of these checks fails the commit will be rejected.
+Lastly, enter your git repository and run the following commands:
+
+.. code-block:: shell
+
+    pip install -e .[dev]
+    pre-commit install
+
+This setup enables the `pre-commit`_ hooks, performing a series of quality control checks on every commit. If any of these checks fails the commit will be rejected.
diff --git a/environment.yml b/environment.yml
deleted file mode 100644
index 2db5a45d6..000000000
--- a/environment.yml
+++ /dev/null
@@ -1,64 +0,0 @@
-name: earthkit-data
-channels:
-- conda-forge
-- nodefaults
-dependencies:
-- eccodeslib==2.46.2.17
-- eckit==2.0.6.17
-- python-eccodes>=1.7.0
-- pip
-- numpy
-- pandas
-- xarray>=0.19.0
-- dask
-- netcdf4
-- cfgrib>=0.9.10.1
-- pdbufr>=0.11.0
-- pyodc
-- filelock
-- pyyaml
-- entrypoints
-- jupyterlab
-- ecmwf-api-client>=1.6.1
-- cdsapi>=0.7.2
-- hda>=2.22
-- pip:
-  - multiurl>=0.3.3
-  - pyfdb>=0.1.0,<1.0
-  - ecmwf-opendata>=0.1.2
-  - polytope-client>=0.7.4
-  - covjsonkit>=0.2.2
-  - earthkit-utils>=1.0.0rc0
-- tqdm>=4.63.0
-- lru-dict
-- markdown
-- aws-requests-auth
-- botocore
-- make
-- mypy
-- myst-parser
-- pre-commit
-- pydata-sphinx-theme
-- pyfakefs
-- pytest
-- pytest-cov
-- pytest-forked
-- pytest-reraise
-- pytest-timeout
-- sphinx>=7.2.6
-- pip:
-  - sphinx-autoapi>=3.0.0
-- sphinx_rtd_theme
-- sphinxcontrib-apidoc
-- sphinx-design
-- sphinx-issues
-- sphinx-tabs
-- sphinx-copybutton
-- nbformat
-- nbconvert
-- nbsphinx
-- ipykernel
-- geopandas
-- deprecation
-- ncdata
-- scitools-iris
diff --git a/pyproject.toml b/pyproject.toml
index 227b38cb6..f7f2c6d5c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools>=61", "setuptools-scm>=8"]
+requires = ["setuptools>=77", "setuptools-scm>=8"]
 
 [project]
 authors = [
@@ -8,13 +8,13 @@ authors = [
 classifiers = [
   "Development Status :: 4 - Beta",
   "Intended Audience :: Developers",
-  "License :: OSI Approved :: Apache Software License",
   "Operating System :: OS Independent",
   "Programming Language :: Python :: 3 :: Only",
   "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
+  "Programming Language :: Python :: 3.14",
   "Programming Language :: Python :: Implementation :: CPython",
   "Programming Language :: Python :: Implementation :: PyPy"
 ]
@@ -41,7 +41,8 @@ dependencies = [
 ]
 description = "A format-agnostic Python interface for geospatial data"
 dynamic = ["version"]
-license = {text = "Apache License Version 2.0"}
+license = "Apache-2.0"
+license-files = ["LICENSE"]
 name = "earthkit-data"
 readme = "README.md"
 requires-python = ">=3.10"
diff --git a/tests/environment-unit-tests.yml b/tests/environment-unit-tests.yml
deleted file mode 100644
index 29c022f6c..000000000
--- a/tests/environment-unit-tests.yml
+++ /dev/null
@@ -1,65 +0,0 @@
-name: earthkit-data
-channels:
-- conda-forge
-- nodefault
-dependencies:
-- eccodes=>2.35.0
-- python-eccodes>=1.7.0
-- pip
-- numpy
-- pandas
-- xarray>=0.19.0
-- cartopy
-- dask
-- netcdf4
-- cfgrib>=0.9.10.1
-- pdbufr>=0.11.0
-- pyodc
-- filelock
-- pyyaml
-- entrypoints
-- jupyterlab
-- ecmwf-api-client>=1.6.1
-- cdsapi>=0.7.2
-- hda>2.22
-- jsonschema
-- pip:
-  - multiurl>=0.3.3
-  - pyfdb>=0.1.0,<1.0
-  - ecmwf-opendata>=0.3.3
-  - polytope-client>=0.7.4
-  - git+https://github.com/ecmwf/earthkit-data-demo-source
-  - covjsonkit>=0.2.2
-  - earthkit-utils>=1.0.0rc0
-- tqdm>=4.63.0
-- lru-dict
-- markdown
-- aws-requests-auth
-- botocore
-- make
-- mypy
-- myst-parser
-- pre-commit
-- pydata-sphinx-theme
-- pyfakefs
-- pytest
-- pytest-cov
-- pytest-forked
-- pytest-reraise
-- pytest-timeout
-- sphinx
-- sphinx-autoapi
-- sphinx_rtd_theme
-- sphinxcontrib-apidoc
-- sphinx-design
-- sphinx-issues
-- sphinx-tabs
-- sphinx-copybutton
-- nbformat
-- nbconvert
-- nbsphinx
-- ipykernel
-- geopandas
-- deprecation
-- ncdata
-- scitools-iris