diff --git a/src/core/HUI.ts b/src/core/HUI.ts
index f30895d..b4fabe9 100644
--- a/src/core/HUI.ts
+++ b/src/core/HUI.ts
@@ -16,7 +16,7 @@ export const HUI = <P extends object = _EleProps, S extends _Store = _Store, C e
 ): _HNode<P, S, C> => ({
     isHN: true,
     type,
-    desc: registry.get(type as any),
+    desc: registry.get(type as _HType),
     props: _assign({ children: children.flat(_Infinity) }, props) as unknown as _HProps<P>,
     active: true
 });
diff --git a/src/core/Store.ts b/src/core/Store.ts
index 081d5d9..1f7f93a 100644
--- a/src/core/Store.ts
+++ b/src/core/Store.ts
@@ -42,7 +42,7 @@ export interface Store<T extends object = any, H extends HandlerMap<T> = any> {
 
     push<K extends keyof T>(key: K, ...items: AssertArray<T[K]>): this;
     unshift<K extends keyof T>(key: K, ...items: AssertArray<T[K]>): this;
-    slice(key: keyof T, start: number, end: number): this;
+    slice(key: keyof T, start: number, end?: number): this;
     splice<K extends keyof T>(key: K, start: number, deleteCount?: number): this;
     splice<K extends keyof T>(key: K, start: number, deleteCount: number, ...items: AssertArray<T[K]>): this;
 
@@ -143,7 +143,7 @@ export const createStore = function crtSto<
         },
 
         toggle: function s_toggle(key) {
-            return store.set(key, !store.get(key) as any);
+            return store.set(key, !store.get(key) as unknown as T[keyof T]);
         },
 
         inc: function s_inc(key, addition = 1) {
@@ -151,21 +151,21 @@ export const createStore = function crtSto<
         },
 
         push: function s_push(key, ...items) {
-            return store.set(key, (store.get(key) as unknown as any[]).concat(items) as any);
+            return store.set(key, (store.get(key) as unknown as any[]).concat(items) as unknown as T[keyof T]);
         },
 
         unshift: function s_unshift(key, ...items) {
-            return store.set(key, items.concat(store.get(key)) as any);
+            return store.set(key, items.concat(store.get(key)) as unknown as T[keyof T]);
         },
 
         slice: function s_slice(key, start, end) {
-            return store.set(key, (store.get(key) as unknown as any[]).slice(start, end) as any);
+            return store.set(key, (store.get(key) as unknown as any[]).slice(start, end) as unknown as T[keyof T]);
         },
 
         splice: function s_splice(key: keyof T, start: number, deleteCount: number, ...items: any[]) {
             const arr = (store.get(key) as unknown as any[]).slice();
             _splice.apply(arr, [start, deleteCount].concat(items) as SpliceArgs);
-            return store.set(key, arr as any);
+            return store.set(key, arr as unknown as T[keyof T]);
         },
 
         handle: function s_handle(name, handler) {
diff --git a/src/core/registry.ts b/src/core/registry.ts
index d17f4e5..36f2479 100644
--- a/src/core/registry.ts
+++ b/src/core/registry.ts
@@ -14,7 +14,7 @@ export const define = function <P extends object = any, S extends Store = Store,
 
     const type = _Symbol(name) as unknown as HType<P, S, C>;
 
-    registry.set(type as any, desc as any);
+    registry.set(type as HType, desc as HDesc);
 
     return type;