diff --git a/documentation/guides/migrating-from-v8-to-v9.md b/documentation/guides/migrating-from-v8-to-v9.md
index 4927997bd9c..e1245dff7ef 100644
--- a/documentation/guides/migrating-from-v8-to-v9.md
+++ b/documentation/guides/migrating-from-v8-to-v9.md
@@ -207,6 +207,18 @@ We replaced a few of the following filter function instances with color tokens i
 | `shadow(layer)`              | `--p-shadow-layer`       |
 | `shadow(transparent)`        | `--p-shadow-transparent` |
 
+#### `spacing()`
+
+| Function                       | Replacement Value/Token |
+| ------------------------------ | ----------------------- |
+| `spacing(none)`                | `--p-space-0`           |
+| `spacing(extra-tight)`         | `--p-space-1`           |
+| `spacing(tight)`               | `--p-space-2`           |
+| `spacing(base-tight)`          | `--p-space-3`           |
+| `spacing()`<br>`spacing(base)` | `--p-space-4`           |
+| `spacing(loose)`               | `--p-space-5`           |
+| `spacing(extra-loose)`         | `--p-space-8`           |
+
 #### `unstyled-link()`
 
 Replace any instances of `@include unstyled-link` with the following code block.