diff --git a/src/awx_plugins/credentials/py.typed b/src/awx_plugins/credentials/py.typed
new file mode 100644
index 0000000000..3c65f06b2e
--- /dev/null
+++ b/src/awx_plugins/credentials/py.typed
@@ -0,0 +1,5 @@
+`awx_plugins.credentials` is a project providing credential plugins for AWX.
+It's sole purpose is exposing a public API.
+This PEP 561 marker file exists to let the type checkers know that this project
+has type annotations declared. Additionally, this is useful
+for type-checking our own tests since they make corresponding imports.
diff --git a/src/awx_plugins/inventory/py.typed b/src/awx_plugins/inventory/py.typed
new file mode 100644
index 0000000000..9e6df790b7
--- /dev/null
+++ b/src/awx_plugins/inventory/py.typed
@@ -0,0 +1,5 @@
+`awx_plugins.inventory` is a project providing inventory plugins for AWX.
+It's sole purpose is exposing a public API.
+This PEP 561 marker file exists to let the type checkers know that this project
+has type annotations declared. Additionally, this is useful
+for type-checking our own tests since they make corresponding imports.