diff --git a/mkdocs/docs/config/deprecated_options.md b/mkdocs/docs/config/deprecated_options.md
index a2a906ec..c0c34eb8 100644
--- a/mkdocs/docs/config/deprecated_options.md
+++ b/mkdocs/docs/config/deprecated_options.md
@@ -5,6 +5,7 @@ function or have been replaced. **They should not be used.**
 
 * **attr_timeout**: Use `cache.attr`.
 * **entry_timeout**: Use `cache.entry`.
+* **negative_entry**: Use `cache.negative_entry`.
 * **direct_io**: Bypass page cache. Use `cache.files=off`
   instead.
 * **kernel_cache**: Do not invalidate data cache on file open. Use