diff --git a/src/components/lab/LabHeroes/index.tsx b/src/components/lab/LabHeroes/index.tsx
index 96a3643c..9c820682 100644
--- a/src/components/lab/LabHeroes/index.tsx
+++ b/src/components/lab/LabHeroes/index.tsx
@@ -24,7 +24,7 @@ const LabHeroes: FC<IProps> = ({ nodes, isLoading }) => {
 
   return (
     <Group className={styles.heroes}>
-      {nodes.slice(0, 7).map(node => (
+      {nodes.slice(0, 10).map(node => (
         <LabHero node={node} key={node?.id} />
       ))}
     </Group>
diff --git a/src/utils/hooks/node/useNodeCoverImage.ts b/src/utils/hooks/node/useNodeCoverImage.ts
index 5f4e7b39..62e104a9 100644
--- a/src/utils/hooks/node/useNodeCoverImage.ts
+++ b/src/utils/hooks/node/useNodeCoverImage.ts
@@ -10,7 +10,7 @@ export const useNodeCoverImage = (node: INode) => {
     dispatch(nodeSetCoverImage(node.cover));
 
     return () => {
-      nodeSetCoverImage(undefined);
+      dispatch(nodeSetCoverImage(undefined));
     };
   }, [dispatch, node.cover, node.id]);
 };