diff --git a/u01/main.cpp b/u01/main.cpp
index a6f7489..81b72af 100644
--- a/u01/main.cpp
+++ b/u01/main.cpp
@@ -3,7 +3,7 @@
 
 #include "node.h"
 
-int main(int argc, char **argv) {
+int main() {
   node *t = create_complete_tree(2, 4);
   std::cout << *t;
   delete t;