diff --git a/CHANGELOG.md b/CHANGELOG.md
index 80b5dcd..16472a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 Thanks to all contributers who improved notistack by opening an issue/PR.
 
+### `notistack@3.0.1`
+###### March 8, 2023
+* **@alexander7161** Restore aria-describedby prop on SnackbarContent [#547](https://github.com/iamhosseindhv/notistack/pull/547) 
+* **@sodenn** Fix regression on using React.Node as Snackbar message [#548](https://github.com/iamhosseindhv/notistack/issues/548) 
+
+<br />
+
+
 ### `notistack@3.0.0`
 ###### March 6, 2023
 ### New features
diff --git a/src/SnackbarProvider/SnackbarProvider.tsx b/src/SnackbarProvider/SnackbarProvider.tsx
index 1b4fbde..c404716 100644
--- a/src/SnackbarProvider/SnackbarProvider.tsx
+++ b/src/SnackbarProvider/SnackbarProvider.tsx
@@ -1,4 +1,4 @@
-import React, { Component } from 'react';
+import React, { Component, isValidElement } from 'react';
 import { createPortal } from 'react-dom';
 import clsx from 'clsx';
 import SnackbarContext from '../SnackbarContext';
@@ -15,12 +15,16 @@ import {
     InternalSnack,
     OptionsObject,
     SharedProps,
+    SnackbarMessage,
 } from '../types';
 import createChainedFunction from '../utils/createChainedFunction';
 
 const isOptions = (
-    messageOrOptions: string | (OptionsObject & { message?: string })
-): messageOrOptions is OptionsObject & { message?: string } => typeof messageOrOptions !== 'string';
+    messageOrOptions: SnackbarMessage | (OptionsObject & { message?: SnackbarMessage })
+): messageOrOptions is OptionsObject & { message?: SnackbarMessage } => {
+    const isMessage = typeof messageOrOptions === 'string' || isValidElement(messageOrOptions);
+    return !isMessage;
+};
 
 type Reducer = (state: State) => State;
 type SnacksByPosition = { [key: string]: InternalSnack[] };
@@ -59,15 +63,18 @@ class SnackbarProvider extends Component<SnackbarProviderProps, State> {
      * Returns generated or user defined key referencing the new snackbar or null
      */
     enqueueSnackbar = (
-        messageOrOptions: string | (OptionsObject & { message?: string }),
+        messageOrOptions: SnackbarMessage | (OptionsObject & { message?: SnackbarMessage }),
         optsOrUndefined: OptionsObject = {}
     ): SnackbarKey => {
+        if (messageOrOptions === undefined || messageOrOptions === null) {
+            throw new Error('enqueueSnackbar called with invalid argument');
+        }
+
         const opts = isOptions(messageOrOptions) ? messageOrOptions : optsOrUndefined;
 
-        let message: string | undefined = messageOrOptions as string;
-        if (isOptions(messageOrOptions)) {
-            message = messageOrOptions.message;
-        }
+        const message: SnackbarMessage | undefined = isOptions(messageOrOptions)
+            ? messageOrOptions.message
+            : messageOrOptions;
 
         const { key, preventDuplicate, ...options } = opts;
 
diff --git a/src/types.ts b/src/types.ts
index 7c99d3b..54dbe7d 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -155,7 +155,7 @@ export type VariantType = keyof VariantMap;
 export type SnackbarKey = string | number;
 export type CloseReason = 'timeout' | 'maxsnack' | 'instructed';
 
-export type SnackbarMessage = string;
+export type SnackbarMessage = string | React.ReactNode;
 export type SnackbarAction = React.ReactNode | ((key: SnackbarKey) => React.ReactNode);
 export type SnackbarContentCallback =
     | React.ReactNode
@@ -400,7 +400,7 @@ type OptionsWithExtraProps<V extends VariantType> = VariantMap[V] extends true
 
 interface EnqueueSnackbar {
     <V extends VariantType>(options: OptionsWithExtraProps<V> & { message?: SnackbarMessage }): SnackbarKey;
-    <V extends VariantType>(message: string, options?: OptionsWithExtraProps<V>): SnackbarKey;
+    <V extends VariantType>(message: SnackbarMessage, options?: OptionsWithExtraProps<V>): SnackbarKey;
 }
 
 export interface ProviderContext {
diff --git a/src/ui/MaterialDesignContent/MaterialDesignContent.tsx b/src/ui/MaterialDesignContent/MaterialDesignContent.tsx
index 8186d6d..cd8139f 100644
--- a/src/ui/MaterialDesignContent/MaterialDesignContent.tsx
+++ b/src/ui/MaterialDesignContent/MaterialDesignContent.tsx
@@ -49,6 +49,8 @@ const classes = makeStyles({
     },
 });
 
+const ariaDescribedby = 'notistack-snackbar';
+
 const MaterialDesignContent = forwardRef<HTMLDivElement, CustomContentProps>((props, forwardedRef) => {
     const {
         id,
@@ -72,7 +74,7 @@ const MaterialDesignContent = forwardRef<HTMLDivElement, CustomContentProps>((pr
         <SnackbarContent
             ref={forwardedRef}
             role="alert"
-            aria-describedby="notistack-snackbar"
+            aria-describedby={ariaDescribedby}
             style={style}
             className={clsx(
                 ComponentClasses.MuiContent,
@@ -83,7 +85,7 @@ const MaterialDesignContent = forwardRef<HTMLDivElement, CustomContentProps>((pr
                 className
             )}
         >
-            <div id="notistack-snackbar" className={classes.message}>
+            <div id={ariaDescribedby} className={classes.message}>
                 {!hideIconVariant ? icon : null}
                 {message}
             </div>
diff --git a/typedoc.json b/typedoc.json
index d9baa5d..1d21725 100644
--- a/typedoc.json
+++ b/typedoc.json
@@ -2080,8 +2080,9 @@
 								"isExported": true
 							},
 							"type": {
-								"type": "intrinsic",
-								"name": "string"
+								"type": "reference",
+								"id": 305,
+								"name": "SnackbarMessage"
 							}
 						},
 						{
@@ -8065,8 +8066,17 @@
 				}
 			],
 			"type": {
-				"type": "intrinsic",
-				"name": "string"
+				"type": "union",
+				"types": [
+					{
+						"type": "intrinsic",
+						"name": "string"
+					},
+					{
+						"type": "reference",
+						"name": "React.ReactNode"
+					}
+				]
 			}
 		},
 		{