diff --git a/.github/workflows/mamba.yml b/.github/workflows/mamba.yml
deleted file mode 100644
index dd81e64..0000000
--- a/.github/workflows/mamba.yml
+++ /dev/null
@@ -1,39 +0,0 @@
-name: Micromamba
-
-on:
-  push:
-    branches:
-    - main
-  pull_request:
-    branches:
-    - main
-
-jobs:
-
-  build:
-    name: Micromamba test on (${{ matrix.python-version }}, ${{ matrix.os }})
-    runs-on: ${{ matrix.os }}
-    strategy:
-      fail-fast: false
-      matrix:
-        os: ['ubuntu-latest']
-        python-version: ['3.10']
-    env:
-      MPLBACKEND: Agg  # https://github.com/orgs/community/discussions/26434
-    steps:
-      - uses: actions/checkout@v3
-      - uses: mamba-org/setup-micromamba@v1
-        with:
-          environment-file: environment.yml
-          cache-environment: true
-          init-shell: bash
-      - name: Micromamba info
-        shell: bash -el {0}
-        run: |
-          micromamba info
-      - name: Install dev dependencies
-        run: pip install .[dev]
-        shell: bash -el {0}
-      - name: Run pytest
-        run: pytest
-        shell: micromamba-shell {0}