diff --git a/docs/src/config/request-specifics.md b/docs/src/config/request-specifics.md
index 4a9ca90..3fec46f 100644
--- a/docs/src/config/request-specifics.md
+++ b/docs/src/config/request-specifics.md
@@ -308,7 +308,8 @@ const customPredicate = (response, cache, error) => {
 Types:
 
 - `number` -> the max time (in seconds) that the cache can be reused.
-- `boolean` -> `false` disables and `true` enables with infinite time.
+- `boolean` -> `false` disables and `true` enables with infinite time if no value is
+  present on `stale-if-error` in Cache-Control.
 - `function` -> a predicate that can return `number` or `boolean` as described above.
 
 ## cache.override
diff --git a/src/cache/cache.ts b/src/cache/cache.ts
index c98d9b9..4d78ae6 100644
--- a/src/cache/cache.ts
+++ b/src/cache/cache.ts
@@ -164,7 +164,8 @@ export type CacheProperties<R = unknown, D = unknown> = {
    * Types:
    *
    * - `number` -> the max time (in seconds) that the cache can be reused.
-   * - `boolean` -> `false` disables and `true` enables with infinite time.
+   * - `boolean` -> `false` disables and `true` enables with infinite time if no value is
+   * present on `stale-if-error` in Cache-Control.
    * - `function` -> a predicate that can return `number` or `boolean` as described above.
    *
    * @default true