diff --git a/du1/program.c b/du1/program.c
index ae2a777..acbe362 100644
--- a/du1/program.c
+++ b/du1/program.c
@@ -8,7 +8,7 @@ int main() {
     int pocet = 0;
     int cislo;
 
-    memset(vysledky, 0, VELKOST_POLA * sizeof(int));
+    memset(vysledky, 0, VELKOST_POLA);
 
    
     while (pocet < VELKOST_POLA && scanf("%d", &cislo) == 1) {