diff --git a/lnbits/extensions/usermanager/templates/usermanager/_api_docs.html b/lnbits/extensions/usermanager/templates/usermanager/_api_docs.html
index e692388b..6419c338 100644
--- a/lnbits/extensions/usermanager/templates/usermanager/_api_docs.html
+++ b/lnbits/extensions/usermanager/templates/usermanager/_api_docs.html
@@ -212,4 +212,22 @@
       </q-card-section>
     </q-card>
   </q-expansion-item>
+  <q-expansion-item group="api" dense expand-separator label="POST activate extension">
+    <q-card>
+      <q-card-section>
+        <code
+          ><span class="text-green">POST</span>
+          /usermanager/api/v1/extensions</code
+        >
+        <h5 class="text-caption q-mt-sm q-mb-none">Headers</h5>
+        <code>{"X-Api-Key": &lt;string&gt;}</code>
+        <h5 class="text-caption q-mt-sm q-mb-none">Curl example</h5>
+        <code
+          >curl -X POST {{ request.url_root }}usermanager/api/v1/extensions -d
+          '{"userid": &lt;string&gt;, "extension": &lt;string&gt;, "active": &lt;integer&gt;}' -H "X-Api-Key: {{
+          g.user.wallets[0].inkey }}" -H "Content-type: application/json"
+        </code>
+      </q-card-section>
+    </q-card>
+  </q-expansion-item>
 </q-expansion-item>
diff --git a/lnbits/extensions/usermanager/views_api.py b/lnbits/extensions/usermanager/views_api.py
index d64c54d7..b86cfde9 100644
--- a/lnbits/extensions/usermanager/views_api.py
+++ b/lnbits/extensions/usermanager/views_api.py
@@ -11,6 +11,9 @@ from base64 import urlsafe_b64encode
 from uuid import uuid4
 from lnbits.db import open_ext_db
 
+from ...core import (
+    update_user_extension,
+)
 
 
 ###Users
@@ -37,13 +40,27 @@ def api_usermanager_users_create():
 @usermanager_ext.route("/api/v1/users/<user_id>", methods=["DELETE"])
 @api_check_wallet_key(key_type="invoice")
 def api_usermanager_users_delete(user_id):
-    print("cunt")
     user = get_usermanager_user(user_id)
     if not user:
         return jsonify({"message": "User does not exist."}), HTTPStatus.NOT_FOUND
     delete_usermanager_user(user_id)
     return "", HTTPStatus.NO_CONTENT
 
+###Activate Extension
+
+@usermanager_ext.route("/api/v1/extensions", methods=["POST"])
+@api_check_wallet_key(key_type="invoice")
+@api_validate_post_request(schema={
+    "extension": {"type": "string", "empty": False, "required": True},
+    "userid": {"type": "string", "empty": False, "required": True},
+    "active": {"type": "boolean", "required": True}
+})
+def api_usermanager_activate_extension():
+    user = get_user(g.data["userid"])
+    if not user:
+        return jsonify({"error": "no such user"}), HTTPStatus.NO_CONTENT
+    user = update_user_extension(user_id=g.data["userid"], extension=g.data["extension"], active=g.data["active"])
+    return jsonify({"extension": "updated"}), HTTPStatus.CREATED
 
 ###Wallets