diff --git a/.github/workflows/installation.yaml b/.github/workflows/installation.yaml
index 69fc4da..e69de29 100644
--- a/.github/workflows/installation.yaml
+++ b/.github/workflows/installation.yaml
@@ -1,33 +0,0 @@
-name: Installation
-
-on:
-  # Routinely check that the latest package is initially installable, to catch
-  # issues like <https://github.com/nextstrain/monkeypox/issues/177> earlier.
-  schedule:
-    # Every day at 17:42 UTC / 9:42 Seattle (winter) / 10:42 Seattle (summer)
-    - cron: "42 17 * * *"
-
-  workflow_dispatch:
-
-jobs:
-  # The goal here is to make sure installation continues to work successfully
-  # on a variety of OS versions.  We're _not_ testing unreleased package builds
-  # here—the packages are downloaded from our Anaconda channel—which is why
-  # this isn't part of CI.
-  #   -trs, 29 August 2022
-  test:
-    name: test (os=${{ matrix.os }})
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - ubuntu-20.04
-          - ubuntu-22.04
-          - macos-11
-          - macos-12
-
-    runs-on: ${{matrix.os}}
-    steps:
-      - uses: nextstrain/.github/actions/setup-nextstrain-cli@master
-        with:
-          runtime: conda