diff --git a/packages/material-renderers/src/layouts/ExpandPanelRenderer.tsx b/packages/material-renderers/src/layouts/ExpandPanelRenderer.tsx
index 178321dfd..53d528dc2 100644
--- a/packages/material-renderers/src/layouts/ExpandPanelRenderer.tsx
+++ b/packages/material-renderers/src/layouts/ExpandPanelRenderer.tsx
@@ -3,7 +3,6 @@ import React, {
   ComponentType,
   Dispatch,
   Fragment,
-  ReducerAction,
   useMemo,
   useState,
   useEffect,
@@ -17,6 +16,7 @@ import {
 import {
   composePaths,
   ControlElement,
+  CoreActions,
   findUISchema,
   JsonFormsRendererRegistryEntry,
   JsonSchema,
@@ -258,7 +258,7 @@ export const ExpandPanelRenderer = React.memo(ExpandPanelRendererComponent);
  * @returns {DispatchPropsOfArrayControl} dispatch props of an expand panel control
  */
 export const ctxDispatchToExpandPanelProps: (
-  dispatch: Dispatch<ReducerAction<any>>
+  dispatch: Dispatch<CoreActions>
 ) => DispatchPropsOfExpandPanel = (dispatch) => ({
   removeItems: useCallback(
     (path: string, toDelete: number[]) =>
diff --git a/packages/react/src/JsonFormsContext.tsx b/packages/react/src/JsonFormsContext.tsx
index b10323b65..c4b4c3a44 100644
--- a/packages/react/src/JsonFormsContext.tsx
+++ b/packages/react/src/JsonFormsContext.tsx
@@ -86,7 +86,6 @@ import debounce from 'lodash/debounce';
 import React, {
   ComponentType,
   Dispatch,
-  ReducerAction,
   useCallback,
   useContext,
   useEffect,
@@ -107,7 +106,7 @@ const initialCoreState: JsonFormsCore = {
 };
 
 export interface JsonFormsStateContext extends JsonFormsSubStates {
-  dispatch?: Dispatch<ReducerAction<typeof coreReducer>>;
+  dispatch?: Dispatch<CoreActions>;
 }
 
 export const JsonFormsContext = React.createContext<JsonFormsStateContext>({
@@ -276,7 +275,7 @@ export const useJsonForms = (): JsonFormsStateContext =>
 
 export interface JsonFormsReduxContextProps extends JsonFormsSubStates {
   children: any;
-  dispatch: Dispatch<ReducerAction<any>>;
+  dispatch: Dispatch<CoreActions>;
 }
 
 export const ctxToArrayLayoutProps = (
@@ -373,7 +372,7 @@ export const ctxToAllOfProps = (
 };
 
 export const ctxDispatchToControlProps = (
-  dispatch: Dispatch<ReducerAction<any>>
+  dispatch: Dispatch<CoreActions>
 ): DispatchPropsOfControl =>
   useMemo(() => mapDispatchToControlProps(dispatch as any), [dispatch]);
 
@@ -409,7 +408,7 @@ export const ctxToJsonFormsRendererProps = (
 ) => mapStateToJsonFormsRendererProps({ jsonforms: { ...ctx } }, ownProps);
 
 export const ctxDispatchToArrayControlProps = (
-  dispatch: Dispatch<ReducerAction<any>>
+  dispatch: Dispatch<CoreActions>
 ) => ({
   ...ctxDispatchToControlProps(dispatch),
   ...useMemo(() => mapDispatchToArrayControlProps(dispatch as any), [dispatch]),
@@ -473,7 +472,7 @@ export const ctxToDispatchCellProps = (
 };
 
 export const ctxDispatchToMultiEnumProps = (
-  dispatch: Dispatch<ReducerAction<any>>
+  dispatch: Dispatch<CoreActions>
 ) => ({
   ...ctxDispatchToControlProps(dispatch),
   ...useMemo(() => mapDispatchToMultiEnumProps(dispatch as any), [dispatch]),