diff --git a/packages/grid/_modules_/grid/models/params/gridSlotComponentProps.ts b/packages/grid/_modules_/grid/models/params/gridSlotComponentProps.ts
deleted file mode 100644
index c1beccd9cf931..0000000000000
--- a/packages/grid/_modules_/grid/models/params/gridSlotComponentProps.ts
+++ /dev/null
@@ -1,31 +0,0 @@
-import { GridState } from '../gridState';
-import { GridApiRef } from '../api/gridApiRef';
-import { GridColumns } from '../colDef/gridColDef';
-import { GridRootContainerRef } from '../gridRootContainerRef';
-import { GridRowModel } from '../gridRows';
-
-/**
- * Object passed as React prop in the component override.
- */
-export interface GridSlotComponentProps {
-  /**
-   * The GridState object containing the current grid state.
-   */
-  state: GridState;
-  /**
-   * The full set of rows.
-   */
-  rows: GridRowModel[];
-  /**
-   * The full set of columns.
-   */
-  columns: GridColumns;
-  /**
-   * GridApiRef that let you manipulate the grid.
-   */
-  apiRef: GridApiRef;
-  /**
-   * The ref of the inner div Element of the grid.
-   */
-  rootElement: GridRootContainerRef;
-}
diff --git a/packages/grid/_modules_/grid/models/params/index.ts b/packages/grid/_modules_/grid/models/params/index.ts
index f4d34f5e8c803..9a6441f45e0b4 100644
--- a/packages/grid/_modules_/grid/models/params/index.ts
+++ b/packages/grid/_modules_/grid/models/params/index.ts
@@ -7,7 +7,6 @@ export * from './gridEditCellParams';
 export * from './gridRowParams';
 export * from './gridRowScrollEndParams';
 export * from './gridScrollParams';
-export * from './gridSlotComponentProps';
 export * from './gridSortModelParams';
 export * from './gridStateChangeParams';
 export * from './gridViewportRowsChangeParams';
diff --git a/packages/storybook/src/documentation/pages/demos/error/serverErrorState.demo.tsx b/packages/storybook/src/documentation/pages/demos/error/serverErrorState.demo.tsx
index 4cf68fc362682..26098229771a2 100644
--- a/packages/storybook/src/documentation/pages/demos/error/serverErrorState.demo.tsx
+++ b/packages/storybook/src/documentation/pages/demos/error/serverErrorState.demo.tsx
@@ -25,7 +25,7 @@ export default function ServerErrorStateDemo() {
     setLoading(true);
     loadServerRows().catch((serverError) => {
       setLoading(false);
-      setError({ message: `An error occured! Details: ${serverError.message}` });
+      setError({ message: `An error occurred! Details: ${serverError.message}` });
     });
   }, []);
 
diff --git a/scripts/sizeSnapshot/create.js b/scripts/sizeSnapshot/create.js
index 36099518ee1d5..4551d54ec5035 100644
--- a/scripts/sizeSnapshot/create.js
+++ b/scripts/sizeSnapshot/create.js
@@ -29,7 +29,7 @@ async function getWebpackSizes(webpackEnvironment) {
         errors: true,
       });
       throw new Error(
-        `The following errors occured during bundling of ${Object.keys(
+        `The following errors occurred during bundling of ${Object.keys(
           entrypoints,
         )} with webpack: \n${errors.join('\n')}`,
       );