diff --git a/du3/program.c b/du3/program.c
index ec7bd1c..c557bdb 100644
--- a/du3/program.c
+++ b/du3/program.c
@@ -60,9 +60,9 @@ int main() {
     struct stack* novystack = create_stack(STACK_SIZE);
     push_stack(novystack, 3,14);
     push_stack(novystack, 2.71);
-    float x = pop_stack(mystack);
+    float x = pop_stack(novystack);
     printf("Popped: %2.f\n", x);
-    print_stack(mystack);
+    print_stack(novystack);
     destroy_stack(novystack);
     return 0;
 }
\ No newline at end of file