diff --git a/src/Nancy/MimeTypes.cs b/src/Nancy/MimeTypes.cs
index 9e97523e24..89b6e61206 100644
--- a/src/Nancy/MimeTypes.cs
+++ b/src/Nancy/MimeTypes.cs
@@ -109,6 +109,7 @@ static MimeTypes ()
             mimeTypes.Add ("crt", "application/pkix-cert");
             mimeTypes.Add ("csh", "application/x-csh");
             mimeTypes.Add ("css", "text/css");
+            mimeTypes.Add ("csv", "text/csv");
             mimeTypes.Add ("c", "text/plain");
             mimeTypes.Add ("c++", "text/plain");
             mimeTypes.Add ("cs", "text/plain");