diff --git a/src/CrossSigningManager.js b/src/CrossSigningManager.js
index ab0a22e4d5..f3953b1897 100644
--- a/src/CrossSigningManager.js
+++ b/src/CrossSigningManager.js
@@ -97,7 +97,7 @@ export const crossSigningCallbacks = {
  *
  * Additionally, the secret storage keys are cached during the scope of this function
  * to ensure the user is prompted only once for their secret storage
- * passphrase. The cache is then
+ * passphrase. The cache is then cleared once the provided function completes.
  *
  * @param {Function} [func] An operation to perform once secret storage has been
  * bootstrapped. Optional.