diff --git a/.github/workflows/check-action-typing.yml b/.github/workflows/check-action-typing.yml
new file mode 100644
index 00000000..d2dd928b
--- /dev/null
+++ b/.github/workflows/check-action-typing.yml
@@ -0,0 +1,30 @@
+# Copyright 2022 Piotr Krzemiński
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+name: Check Action Typing
+
+on:
+    push:
+    pull_request:
+
+jobs:
+    check_action_typing:
+        name: Check Action Typing
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v3
+
+            - name: Check Action Typing
+              uses: krzema12/github-actions-typing@v0
diff --git a/action-types.yml b/action-types.yml
new file mode 100644
index 00000000..2a8a10b7
--- /dev/null
+++ b/action-types.yml
@@ -0,0 +1,58 @@
+# Copyright 2022 Piotr Krzemiński
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# See https://github.com/krzema12/github-actions-typing/
+inputs:
+    distribution:
+        type: enum
+        allowed-values:
+            - Alpine
+            - Debian
+            - kali-linux
+            - openSUSE-Leap-15.2
+            - Ubuntu-22.04
+            - Ubuntu-20.04
+            - Ubuntu-18.04
+            - Ubuntu-16.04
+
+    use-cache:
+        type: boolean
+
+    wsl-conf:
+        type: string
+
+    set-as-default:
+        type: boolean
+
+    update:
+        type: boolean
+
+    additional-packages:
+        type: list
+        separator: ' '
+        list-item:
+            type: string
+
+    wsl-shell-user:
+        type: string
+
+    wsl-shell-command:
+        type: string
+
+outputs:
+    wsl-shell-wrapper-path:
+        type: string
+
+    wsl-shell-distribution-wrapper-path:
+        type: string