diff --git a/du3/program.c b/du3/program.c
index d30a47d..987c33e 100644
--- a/du3/program.c
+++ b/du3/program.c
@@ -41,7 +41,7 @@ int main() {
 						puts("Neplatny datum.");
 						goto LABEL;
 					}
-					if(date[0] >= 29 && date[1] == 2 && date[2] % 4 != 0 || (date[2] % 100 == 0 || (date[2] % 100 == 0 && date[2] % 400 != 0))){
+					if(date[0] >= 29 && (date[1] == 2 && date[2] % 4 != 0 || (date[2] % 100 == 0 || (date[2] % 100 == 0 && date[2] % 400 != 0)))){
         				puts("Neplatny datum");
         				goto LABEL;
     				}