diff --git a/docs/module_metadata.json b/docs/module_metadata.json
index 555189a8c6..d294ae651d 100644
--- a/docs/module_metadata.json
+++ b/docs/module_metadata.json
@@ -43,6 +43,14 @@
       "C++17"
     ]
   },
+  "pw_base64": {
+    "tagline": "Base64 encoding, decoding, and validating",
+    "status": "stable",
+    "languages": [
+      "C",
+      "C++"
+    ]
+  },
   "pw_bloat": {
     "tagline": "Utilities for generating binary size reports",
     "status": "stable",
diff --git a/pw_base64/docs.rst b/pw_base64/docs.rst
index 8331c802ba..4b583e5f99 100644
--- a/pw_base64/docs.rst
+++ b/pw_base64/docs.rst
@@ -3,6 +3,9 @@
 =========
 pw_base64
 =========
+.. pigweed-module::
+   :name: pw_base64
+
 This module provides functions for encoding, decoding, and validating Base64
 data as specified by `RFC 3548 <https://tools.ietf.org/html/rfc3548>`_ and
 `RFC 4648 <https://tools.ietf.org/html/rfc4648>`_.