diff --git a/.github/workflows/TagBot.yml b/.github/workflows/TagBot.yml
index d77d3a0..778c06f 100644
--- a/.github/workflows/TagBot.yml
+++ b/.github/workflows/TagBot.yml
@@ -1,9 +1,12 @@
 name: TagBot
 on:
-  schedule:
-    - cron: 0 * * * *
+  issue_comment:
+    types:
+      - created
+  workflow_dispatch:
 jobs:
   TagBot:
+    if: github.event_name == 'workflow_dispatch' || github.actor == 'JuliaTagBot'
     runs-on: ubuntu-latest
     steps:
       - uses: JuliaRegistries/TagBot@v1
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2e9da97..5aaf818 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,10 @@ on:
     branches: [master]
   pull_request:
     types: [opened, synchronize, reopened]
+# needed to allow julia-actions/cache to delete old caches that it has created
+permissions:
+  actions: write
+  contents: read
 jobs:
   test:
     name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
@@ -11,52 +15,29 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
+        version: ['1.6', '1']
+        os: [ubuntu-latest, macOS-latest, windows-latest]
+        arch: [x64]
         include:
-          - version: '1'
-            os: ubuntu-latest
-            arch: x64
-          - version: '1'
-            os: ubuntu-latest
-            arch: x86
-          - version: '1'
-            os: windows-latest
-            arch: x64
-          - version: '1'
-            os: windows-latest
-            arch: x86
-          - version: '1.6'
-            os: ubuntu-latest
-            arch: x64
           - version: '1.6'
             os: ubuntu-latest
             arch: x86
-          - version: 'nightly'
-            os: ubuntu-latest
-            arch: x64
-          - version: 'nightly'
+          - version: '1'
             os: ubuntu-latest
             arch: x86
     steps:
-      - uses: actions/checkout@v2
-      - uses: julia-actions/setup-julia@v1
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.version }}
           arch: ${{ matrix.arch }}
-      - uses: actions/cache@v1
-        env:
-          cache-name: cache-artifacts
-        with:
-          path: ~/.julia/artifacts
-          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
-          restore-keys: |
-            ${{ runner.os }}-test-${{ env.cache-name }}-
-            ${{ runner.os }}-test-
-            ${{ runner.os }}-
+      - uses: julia-actions/cache@v1
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
         with:
           depwarn: error
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v4
         with:
           file: lcov.info
+          # token: ${{ secrets.CODECOV_TOKEN }}