diff --git a/packages/react/CHANGELOG.md b/packages/react/CHANGELOG.md
index 4f1bf0e8..eb0e3238 100644
--- a/packages/react/CHANGELOG.md
+++ b/packages/react/CHANGELOG.md
@@ -1,5 +1,9 @@
 # @xyflow/react
 
+## 12.0.0-next.27
+
+- return Promises for `setViewport`, `fitView`, `fitBounds` and `zoomTo` to be able to await viewport update
+
 ## 12.0.0-next.26
 
 - add `autoPanSpeed` prop
diff --git a/packages/svelte/CHANGELOG.md b/packages/svelte/CHANGELOG.md
index 81de9ea1..169b8e7d 100644
--- a/packages/svelte/CHANGELOG.md
+++ b/packages/svelte/CHANGELOG.md
@@ -1,5 +1,9 @@
 # @xyflow/svelte
 
+## 0.1.9
+
+- return Promises for `setViewport`, `fitView`, `fitBounds` and `zoomTo` to be able to await viewport update
+
 ## 0.1.8
 
 - `useConnection` returns `ConnectionState` with `toNode` and `toHandle`