diff --git a/invokeai/frontend/web/src/features/nodes/components/sidePanel/builder/dnd-hooks.ts b/invokeai/frontend/web/src/features/nodes/components/sidePanel/builder/dnd-hooks.ts
index af115cd98b..3f285a04e3 100644
--- a/invokeai/frontend/web/src/features/nodes/components/sidePanel/builder/dnd-hooks.ts
+++ b/invokeai/frontend/web/src/features/nodes/components/sidePanel/builder/dnd-hooks.ts
@@ -28,8 +28,8 @@ import {
 import { getEditModeWrapperId } from 'features/nodes/components/sidePanel/builder/shared';
 import { selectNodesSlice } from 'features/nodes/store/selectors';
 import {
-  formContainerChildrenReordered,
   formElementAdded,
+  formElementContainerDataChanged,
   formElementReparented,
   selectFormRootElementId,
   selectWorkflowSlice,
@@ -260,7 +260,7 @@ export const useBuilderDndMonitor = () => {
             const container = getElement(targetElement.parentId, isContainerElement);
             const startIndex = container.data.children.indexOf(sourceElement.id);
             const indexOfTarget = container.data.children.indexOf(targetElement.id);
-            const reorderedLayout = reorderWithEdge({
+            const reorderedChildren = reorderWithEdge({
               list: container.data.children,
               startIndex,
               indexOfTarget,
@@ -268,9 +268,9 @@ export const useBuilderDndMonitor = () => {
               axis: container.data.layout === 'row' ? 'horizontal' : 'vertical',
             });
             dispatchAndFlash(
-              formContainerChildrenReordered({
+              formElementContainerDataChanged({
                 id: container.id,
-                children: reorderedLayout,
+                changes: { children: reorderedChildren },
               }),
               sourceElement.id
             );
diff --git a/invokeai/frontend/web/src/features/nodes/store/workflowSlice.ts b/invokeai/frontend/web/src/features/nodes/store/workflowSlice.ts
index 48965c2c88..de1483bae8 100644
--- a/invokeai/frontend/web/src/features/nodes/store/workflowSlice.ts
+++ b/invokeai/frontend/web/src/features/nodes/store/workflowSlice.ts
@@ -182,15 +182,6 @@ export const workflowSlice = createSlice({
       removeElement({ form, id });
       delete state.formFieldInitialValues[id];
     },
-    formContainerChildrenReordered: (state, action: PayloadAction<{ id: string; children: string[] }>) => {
-      const { form } = state;
-      const { id, children } = action.payload;
-      const container = form.elements[id];
-      if (!container || !isContainerElement(container)) {
-        return;
-      }
-      container.data.children = children;
-    },
     formElementReparented: (state, action: PayloadAction<{ id: string; newParentId: string; index: number }>) => {
       const { form } = state;
       const { id, newParentId, index } = action.payload;
@@ -338,7 +329,6 @@ export const {
   formElementAdded,
   formElementRemoved,
   formElementReparented,
-  formContainerChildrenReordered,
   formElementHeadingDataChanged,
   formElementTextDataChanged,
   formElementNodeFieldDataChanged,