diff --git a/docs/source/contributing/index.md b/docs/source/contributing/index.md
index 1c0c9ac617..f442e71306 100644
--- a/docs/source/contributing/index.md
+++ b/docs/source/contributing/index.md
@@ -13,9 +13,9 @@ This section describes how to contribute to the `plone.restapi` project.
 It extends {doc}`plone:contributing/index`.
 
 
-## Pre-requisites
+## Prerequisites
 
-Prepare your system by installing {ref}`plone:plone-pre-requisites-label`.
+Prepare your system by installing {ref}`plone:plone-prerequisites-label`.
 
 
 ## Set up development environment
diff --git a/news/1822.documentation b/news/1822.documentation
new file mode 100644
index 0000000000..c37ab93222
--- /dev/null
+++ b/news/1822.documentation
@@ -0,0 +1 @@
+Fixed spelling of prerequisites. @stevepiercy
diff --git a/src/plone/restapi/services/aliases/add.py b/src/plone/restapi/services/aliases/add.py
index ab8af1ed2a..e54ccc0c67 100644
--- a/src/plone/restapi/services/aliases/add.py
+++ b/src/plone/restapi/services/aliases/add.py
@@ -18,7 +18,7 @@
 import plone.protect.interfaces
 import logging
 
-logger = logging.getLogger("Plone")
+logger = logging.getLogger(__name__)
 
 
 @implementer(IPublishTraverse)
@@ -94,11 +94,16 @@ def _reply_csv(self):
         form = self.request.form
         if not form.get("file"):
             raise BadRequest("No file uploaded")
+
+        file = form["file"]
+
+        if file.headers.get("Content-Type") not in ("text/csv", "application/csv"):
+            raise BadRequest("Uploaded file is not a valid CSV file")
+
         controlpanel = RedirectsControlPanel(self.context, self.request)
         storage = getUtility(IRedirectionStorage)
         status = IStatusMessage(self.request)
         portal = getSite()
-        file = form["file"]
         controlpanel.upload(file, portal, storage, status)
         file.close()