diff --git a/.github/workflows/autopush.yml b/.github/workflows/autopush.yml
index f89b08ac535f4b5c2cd6e7a535b7c7da6fdad816..900413986a680844c636d87f474e15be76f0b867 100644
--- a/.github/workflows/autopush.yml
+++ b/.github/workflows/autopush.yml
@@ -9,7 +9,7 @@ jobs:
         name: Automatic push to gitlab.tiker.net
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v2
+        -   uses: actions/checkout@v3
         -   run: |
                 mkdir ~/.ssh && echo -e "Host gitlab.tiker.net\n\tStrictHostKeyChecking no\n" >> ~/.ssh/config
                 eval $(ssh-agent) && echo "$GITLAB_AUTOPUSH_KEY" | ssh-add -
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8a6fd357d9db83abc189ec932f44db51c7e503be..8a38a68a48dcb1612815cd765ae8c57c02d5658f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -14,9 +14,9 @@ jobs:
         name: Flake8
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v2
+        -   uses: actions/checkout@v3
         -
-            uses: actions/setup-python@v1
+            uses: actions/setup-python@v4
             with:
                 # matches compat target in setup.py
                 python-version: '3.6'
@@ -29,8 +29,8 @@ jobs:
         name: Validate CITATION.cff
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v2
-        -   uses: actions/setup-python@v1
+        -   uses: actions/checkout@v3
+        -   uses: actions/setup-python@v4
         -   run: |
                 pip install cffconvert
                 cffconvert -i CITATION.cff --validate
@@ -39,9 +39,9 @@ jobs:
         name: Pylint
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v2
+        -   uses: actions/checkout@v3
         -
-            uses: actions/setup-python@v1
+            uses: actions/setup-python@v4
             with:
                 python-version: '3.x'
         -   name: "Main Script"
@@ -54,9 +54,9 @@ jobs:
         name: Mypy
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v2
+        -   uses: actions/checkout@v3
         -
-            uses: actions/setup-python@v1
+            uses: actions/setup-python@v4
             with:
                 python-version: '3.x'
         -   name: "Main Script"
@@ -69,11 +69,11 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                python-version: ["3.6", "3.8", "3.9", "3.x", pypy3]
+                python-version: ["3.6", "3.8", "3.9", "3.x", "pypy3.8"]
         steps:
-        -   uses: actions/checkout@v2
+        -   uses: actions/checkout@v3
         -
-            uses: actions/setup-python@v1
+            uses: actions/setup-python@v4
             with:
                 python-version: ${{ matrix.python-version }}
         -   name: "Main Script"
@@ -93,9 +93,9 @@ jobs:
         name: Pytest without Numpy
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v2
+        -   uses: actions/checkout@v3
         -
-            uses: actions/setup-python@v1
+            uses: actions/setup-python@v4
             with:
                 python-version: '3.x'
         -   name: "Main Script"
@@ -108,9 +108,9 @@ jobs:
     #    name: Examples Py3
     #    runs-on: ubuntu-latest
     #    steps:
-    #    -   uses: actions/checkout@v2
+    #    -   uses: actions/checkout@v3
     #    -
-    #        uses: actions/setup-python@v1
+    #        uses: actions/setup-python@v4
     #        with:
     #            python-version: '3.x'
     #    -   name: "Main Script"
@@ -128,7 +128,7 @@ jobs:
         name: Tests for downstream project ${{ matrix.downstream_project }}
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v2
+        -   uses: actions/checkout@v3
         -   name: "Main Script"
             env:
                 DOWNSTREAM_PROJECT: ${{ matrix.downstream_project }}
@@ -141,9 +141,9 @@ jobs:
         name: Documentation
         runs-on: ubuntu-latest
         steps:
-        -   uses: actions/checkout@v2
+        -   uses: actions/checkout@v3
         -
-            uses: actions/setup-python@v1
+            uses: actions/setup-python@v4
             with:
                 python-version: '3.x'
         -   name: "Main Script"