diff --git a/README.md b/README.md
index e96061c..24f4df2 100644
--- a/README.md
+++ b/README.md
@@ -24,11 +24,15 @@ This library and [masterminds/html5](https://packagist.org/packages/masterminds/
 |                                                     | Masterminds                           | MensBeam                               |
 |-----------------------------------------------------|---------------------------------------|----------------------------------------|
 | Extensions required                                 | dom, ctype, mbstring or iconv         | dom                                    |
+| Supported encodings                                 | System-dependent                      | [Per specification](https://html.spec.whatwg.org/multipage/parsing.html#character-encodings) |
+| Encoding detection                                  | None                                  | Byte order mark, HTTP header, [pre-scan](https://html.spec.whatwg.org/multipage/parsing.html#prescan-a-byte-stream-to-determine-its-encoding) |
+| Fallback encoding                                   | UTF-8, configurable                   | Windows-1252, configurable             |
 | Handling of invalid characters                      | Characters are dropped                | [Per specification](https://encoding.spec.whatwg.org/#concept-encoding-process) |
 | Handling of invalid XML element names               | Name is changed to "invalid"          | [Per specification](https://html.spec.whatwg.org/multipage/parsing.html#coercing-an-html-dom-into-an-infoset) |
 | Handling of invalid XML attribute names             | Attribute is dropped                  | [Per specification](https://html.spec.whatwg.org/multipage/parsing.html#coercing-an-html-dom-into-an-infoset) |
 | Handling of misnested tags                          | Parent end tags always close children | [Per specification](https://html.spec.whatwg.org/multipage/parsing.html#an-introduction-to-error-handling-and-strange-cases-in-the-parser) |
 | Handling of data between table cells                | Left as-is                            | [Per specification](https://html.spec.whatwg.org/multipage/parsing.html#an-introduction-to-error-handling-and-strange-cases-in-the-parser) |
 | Handling of omitted start tags                      | Elements are not inserted             | Per specification                      |
+| Handling of processing instructions                 | Processing instructions are retained  | Per specification                      |
 | Time needed to parse single-page HTML specification | 2.8 seconds                           | 7.0 seconds                            |
 | Peak memory needed for same                         | 38 MB                                 | 13.9 MB                                |