diff --git a/src/hooks/useToast.ts b/src/hooks/useToast.ts
index 4b34199..e950d86 100644
--- a/src/hooks/useToast.ts
+++ b/src/hooks/useToast.ts
@@ -18,9 +18,10 @@ const initialState: IState = {
 const toastReducer = (state: IState, action: TAction): IState => {
   switch (action.type) {
     case 'ADD':
+      let checkUnique = state.toasts.findIndex(t => t && action.toast.config?.label)
       return {
         ...state,
-        toasts: [...state.toasts, action.toast],
+        toasts: checkUnique < 0 ? [...state.toasts, action.toast] : [...state.toasts],
       }
     case 'REMOVE': {
       return {
diff --git a/src/types/types.ts b/src/types/types.ts
index 428c80b..1e8e1d1 100644
--- a/src/types/types.ts
+++ b/src/types/types.ts
@@ -19,6 +19,7 @@ export type ToastContent = string
 export type ToastConfig = {
   backgroundColor?: string
   color?: string
+  label?: string
 }
 
 export interface Toast {