diff --git a/src/demo.ts b/src/demo.ts
index c18b974..afae347 100644
--- a/src/demo.ts
+++ b/src/demo.ts
@@ -1,7 +1,6 @@
 import { App } from ".";
 import { computed } from "./reactivity/computed";
 import { reactive } from "./reactivity/reactive";
-import { ref } from "./reactivity/ref";
 import { html } from "./util";
 
 // ------------------------------------------------
diff --git a/src/index.ts b/src/index.ts
index 28836fd..fd13755 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -17,7 +17,6 @@ import {
   extractPropName,
   findSlotNodes,
   findTemplateNodes,
-  insertBefore,
   isElement,
   isEventAttribute,
   isMirrorProp,
@@ -25,9 +24,7 @@ import {
   isPropAttribute,
   isRegularProp,
   isSpreadProp,
-  isTemplate,
   isText,
-  nextTick,
   Slot,
   stringToElement,
   Template,
@@ -411,7 +408,7 @@ export class Block {
       block.teardown();
     });
 
-    this.context.effects.forEach(stop);
+    this.context.effects.forEach((e) => e.stop());
   }
 }