diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 536ec5cd6..cdb632c05 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -407,14 +407,12 @@ jobs:
         continue-on-error: true
       - name: Test with pytest
         run: |
-          python -m pytest --numprocesses=logical --durations=10 --cov=xclim --cov-report=term-missing
-      - name: Report coverage
-        run: |
-          coveralls
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          COVERALLS_FLAG_NAME: run-{{ matrix.python-version }}-conda
-          COVERALLS_PARALLEL: true
+          python -m pytest --numprocesses=logical --durations=10 --cov=xclim --cov-report=lcov
+      - name: Report Coverage
+        uses: coverallsapp/github-action@648a8eb78e6d50909eff900e4ec85cab4524a45b # v2.3.6
+        with:
+          flag-name: run-{{ matrix.python-version }}-conda
+          parallel: true
       - name: Tests measurement
         uses: green-coding-solutions/eco-ci-energy-estimation@7ff5628108e21227662ce881f10156eb9deab891 # v4.4
         with:
diff --git a/.gitignore b/.gitignore
index a92c3a916..d1d6d1966 100644
--- a/.gitignore
+++ b/.gitignore
@@ -45,6 +45,7 @@ htmlcov/
 .coverage.*
 .cache
 nosetests.xml
+coverage.lcov
 coverage.xml
 *.cover
 .hypothesis/
diff --git a/.readthedocs.yml b/.readthedocs.yml
index 1f9c01886..1088e05d5 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -8,10 +8,12 @@ sphinx:
 #  - pdf
 
 build:
-  os: ubuntu-22.04
+  os: ubuntu-24.04
   tools:
-    python: "mambaforge-22.9"
+    python: "mambaforge-23.11"
   jobs:
+    pre_create_environment:
+      - sed -i "s/python >=3.11,<3.14/python >=3.11,<3.13/" environment.yml
     pre_build:
       - sphinx-apidoc -o docs/apidoc/ --private --module-first src/xclim src/xclim/testing/tests src/xclim/indicators src/xclim/indices
       - rm docs/apidoc/xclim.rst
@@ -31,7 +33,6 @@ python:
 
 search:
   ranking:
-
     notebooks/*: 2
     api_indicators.html: 1
     indices.html: -1
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 9051f3b51..10b1543e5 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -2,6 +2,19 @@
 Changelog
 =========
 
+v0.56.0 (unreleased)
+--------------------
+Contributors to this version: Trevor James Smith (:user:`Zeitsperre`).
+
+Breaking changes
+^^^^^^^^^^^^^^^^
+* `xclim` no longer supports Python 3.10. The minimum required version is now Python 3.11. (:pull:`2082`).
+* The minimum versions of several key dependencies have been raised (`numpy` >=1.24.0; `scikit-learn` >=1.2.0; `scipy` >=1.11.0). (:pull:`2082`).
+
+Internal changes
+^^^^^^^^^^^^^^^^
+* `black`, `isort`, and `nbqa` have all been dropped from the development dependencies. (:issue:`1805`, :pull:`2082`).
+
 v0.55.0 (2025-02-17)
 --------------------
 Contributors to this version: Juliette Lavoie (:user:`juliettelavoie`), Trevor James Smith (:user:`Zeitsperre`), Sascha Hofmann (:user:`saschahofmann`), Pascal Bourgault (:user:`aulemahal`), Éric Dupuis (:user:`coxipi`), Baptiste Hamon (:user:`baptistehamon`), Sarah Gammon (:user:`SarahG-579462`).
diff --git a/docs/references.rst b/docs/references.rst
index 31f02b0c3..22ba91d32 100644
--- a/docs/references.rst
+++ b/docs/references.rst
@@ -1,4 +1,4 @@
-.. only:: html
+.. only:: not latex
 
     ============
     Bibliography
diff --git a/environment.yml b/environment.yml
index a980170c0..28e3b4aeb 100644
--- a/environment.yml
+++ b/environment.yml
@@ -34,8 +34,7 @@ dependencies:
   - cairosvg >=2.6.0
   - codespell >=2.4.1
   - coverage >=7.5.0
-  - coveralls >=4.0.1  # Note: coveralls is not yet compatible with Python 3.13
-  - deptry =0.23.0
+  - deptry >=0.23.0
   - distributed >=2.0
   - flake8 >=7.1.1
   - flake8-rst-docstrings >=0.3.0
@@ -64,7 +63,7 @@ dependencies:
   - pytest-socket >=0.6.0
   - pytest-xdist >=3.2
   - ruff >=0.9.6
-  - sphinx >=7.0.0
+  - sphinx >=7.1.0,<8.2
   - sphinx-autobuild >=2024.4.16
   - sphinx-autodoc-typehints
   - sphinx-codeautolink >=0.16.2
diff --git a/pyproject.toml b/pyproject.toml
index 342d63703..0f32b9cb0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -62,7 +62,7 @@ dev = [
   "bump-my-version >=0.32.1",
   "codespell >=2.4.1",
   "coverage[toml] >=7.5.0",
-  "deptry ==0.23.0",
+  "deptry >=0.23.0",
   "flake8 >=7.1.1",
   "flake8-rst-docstrings ==0.3.0",
   "h5netcdf>=1.3.0",
@@ -100,9 +100,9 @@ docs = [
   "nc-time-axis >=1.4.1",
   "pooch >=1.8.0",
   "pybtex >=0.24.0",
-  "sphinx >=7.0.0",
+  "sphinx >=8.2.0",
   "sphinx-autobuild >=2024.4.16",
-  "sphinx-autodoc-typehints",
+  "sphinx-autodoc-typehints >=3.1.0",
   "sphinx-codeautolink >=0.16.2",
   "sphinx-copybutton",
   "sphinx-mdinclude",
@@ -126,13 +126,6 @@ xclim = "xclim.cli:cli"
 
 [tool]
 
-[tool.black]
-target-version = [
-  "py311",
-  "py312",
-  "py313"
-]
-
 [tool.bumpversion]
 current_version = "0.55.1-dev.0"
 commit = true