diff --git a/cv3/program.c b/cv3/program.c
index abb8659..b8093a9 100644
--- a/cv3/program.c
+++ b/cv3/program.c
@@ -61,7 +61,7 @@ void perform_operation(struct stack* s, char* operator) {
         result = a * b;
     } else if (strcmp(operator, "/") == 0) {
         if (b == 0) {
-            printf("Chyba: delenie nulou\n");
+            printf("division by zero\n");
             exit(1);
         }
         result = a / b;