diff --git a/CHANGELOG.md b/CHANGELOG.md
index 07f7256..8ef579f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@
 ### Grammar
 
 * Solidus/Forward slash (`/`) is no longer an escaped character.
+* Space (`U+0020`) can now be written into quoted strings with the `\s`
+  escape.
 * Single line comments (`//`) can now be immediately followed by a newline.
 * All literal whitespace following a `\` in a string is now discarded.
 * Vertical tabs (`U+000B`) are now considered to be whitespace.
diff --git a/SPEC.md b/SPEC.md
index c460448..dc8055e 100644
--- a/SPEC.md
+++ b/SPEC.md
@@ -381,6 +381,7 @@ interpreted as described in the following table:
 | Quotation Mark (Double Quote) | `\"`   | `U+0022` |
 | Backspace                     | `\b`   | `U+0008` |
 | Form Feed                     | `\f`   | `U+000C` |
+| Space                         | `\s`   | `U+0020` |
 | Unicode Escape                | `\u{(1-6 hex chars)}` | Code point described by hex characters, as long as it represents a [Unicode Scalar Value](https://unicode.org/glossary/#unicode_scalar_value) |
 | Whitespace Escape             | See below | N/A   |