diff --git a/changelog/unreleased/issue-5109 b/changelog/unreleased/issue-5109
index 59e2330ef..8995891a3 100644
--- a/changelog/unreleased/issue-5109
+++ b/changelog/unreleased/issue-5109
@@ -1,6 +1,6 @@
 Enhancement: Make small pack size configureable for `prune`
 
-The `prune` command now supports the `--small-pack-size` option that
+The `prune` command now supports the `--repack-smaller-than` option that
 allows repacking pack files smaller than the given size. It has to be used in
 conjunction with option `--repack-small`.