diff --git a/src/pages/rejestracja/[participationSlug]/index.tsx b/src/pages/rejestracja/[participationSlug]/index.tsx
index ecb2643..9555eec 100644
--- a/src/pages/rejestracja/[participationSlug]/index.tsx
+++ b/src/pages/rejestracja/[participationSlug]/index.tsx
@@ -68,8 +68,8 @@ export default function Building({
 
       return blocks.data;
     },
+    refetchInterval: 1000,
   });
-
   const currentBlocks = allBlocksQuery.data
     ?.filter((block) => block.parentBlockId === blockId)
     .slice()