diff --git a/src/logic.rs b/src/logic.rs
index 61442f9..7a801ba 100644
--- a/src/logic.rs
+++ b/src/logic.rs
@@ -153,9 +153,9 @@ impl Kniznica {
     }
 
     fn vypis_knihy_daneho_zanru(&self, zaner_st: &str) {
-        let k = &self.knihy.iter().filter(|x| x.zaner == zaner_st).collect();
+        let k: Vec<_> = self.knihy.iter().filter(|x| x.zaner == zaner_st).collect();
         for x in k {
-
+            println!("{}", x);
         }
     }
 }