diff --git a/ndx-MIES/README.md b/ndx-MIES/README.md
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+# ndx-MIES Extension for NWB
+
+This extension describes additional data and metadata from [MIES](https://github.com/AllenInstitute/MIES).
+
+## Installation
+
+Currently there is no python package to install as the extension only has additional
+nwb-schema definitions.
+
+## Usage
+
+You can incorporate the extension via standard [pynwb commands](https://pynwb.readthedocs.io/en/stable/extensions.html#incorporating-extensions).
+[IPNWB](https://github.com/AllenInstitute/IPNWB) uses this extension by default.
diff --git a/ndx-MIES/ndx-meta.yaml b/ndx-MIES/ndx-meta.yaml
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+name: ndx-MIES
+version: 0.1.0
+src: https://github.com/t-b/ndx-MIES
+license: BSD
+maintainers:
+  - t-b