diff --git a/du3/program.c b/du3/program.c
index d8c2b94..02b7d7e 100644
--- a/du3/program.c
+++ b/du3/program.c
@@ -24,7 +24,7 @@ int main()
     
     fgets(dateStr, 11, stdin);
     sscanf(dateStr , "%d:%d:%d" , &hour,&min,&secs);
-    if(!ValidateTime(hour,min,sec)){
+    if(!ValidateTime(hour,min,secs)){
         printf("Nespravny datum\n");
     }
     char* res = strptime(dateStr, "%d.%m.%Y", &t);