diff --git a/.github/workflows/linux_conda.yml b/.github/workflows/linux_conda.yml
index d7de4560..d0ec1f34 100644
--- a/.github/workflows/linux_conda.yml
+++ b/.github/workflows/linux_conda.yml
@@ -14,7 +14,7 @@ jobs:
   # Linux
   job:
     timeout-minutes: 90
-    name: 'py3.9'
+    name: 'py3.10'
     runs-on: ubuntu-20.04
     defaults:
       run:
@@ -23,7 +23,7 @@ jobs:
       MNE_LOGGING_LEVEL: 'warning'
       MKL_NUM_THREADS: '1'
       PYTHONUNBUFFERED: '1'
-      PYTHON_VERSION: '3.9'
+      PYTHON_VERSION: '3.10'
     steps:
       - uses: actions/checkout@v4
       - uses: pyvista/setup-headless-display-action@main
diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index 803a2899..650490d5 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -22,7 +22,7 @@ jobs:
       matrix:
         include:
           - os: ubuntu-latest
-            python-version: "3.9"
+            python-version: "3.10"
             mne-version: mne-main
           - os: ubuntu-latest
             python-version: "3.12"
diff --git a/doc/install.rst b/doc/install.rst
index 114c1c16..b75bd3ad 100644
--- a/doc/install.rst
+++ b/doc/install.rst
@@ -15,7 +15,7 @@ Dependencies
 * ``netCDF4`` (>=1.6.5)
 * ``matplotlib`` (optional, for using the interactive data inspector)
 
-We require that you use Python 3.9 or higher.
+We require that you use Python 3.10 or higher.
 You may choose to install ``mne-connectivity`` `via pip <#Installation via pip>`_,
 or conda.
 
@@ -27,7 +27,7 @@ simply run the following at the root of the repository:
 
 .. code-block:: bash
 
-   # with python>=3.9 at least
+   # with python>=3.10 at least
    conda create -n mne
    conda activate mne
    conda install -c conda-forge mne-connectivity
diff --git a/environment.yml b/environment.yml
index 44df1777..ee9aee44 100644
--- a/environment.yml
+++ b/environment.yml
@@ -2,7 +2,7 @@ name: mne-connectivity
 channels:
   - conda-forge
 dependencies:
-  - python>=3.8
+  - python>=3.10
   - pip
   - numpy
   - scipy
@@ -20,6 +20,6 @@ dependencies:
   - pyvista>=0.32,!=0.35.2,!=0.38.0,!=0.38.1,!=0.38.2,!=0.38.3,!=0.38.4,!=0.38.5
   - pyvistaqt>=0.4
   - qtpy
-  - mne-base>=1.3
+  - mne-base>=1.6
   - h5netcdf
   - pyside6
diff --git a/pyproject.toml b/pyproject.toml
index 8f1c3e98..ab8b6ef8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,6 @@ classifiers = [
   'Programming Language :: Python :: 3.10',
   'Programming Language :: Python :: 3.11',
   'Programming Language :: Python :: 3.12',
-  'Programming Language :: Python :: 3.9',
   'Topic :: Scientific/Engineering',
   'Topic :: Software Development',
 ]
@@ -43,7 +42,7 @@ maintainers = [
 ]
 name = 'mne-connectivity'
 readme = {content-type = "text/x-rst", file = 'README.rst'}
-requires-python = '>=3.9'
+requires-python = '>=3.10'
 
 [project.optional-dependencies]
 all = [