diff --git a/reverse_copy.cpp b/reverse_copy.cpp
index 9e330a9..34802d4 100644
--- a/reverse_copy.cpp
+++ b/reverse_copy.cpp
@@ -1,6 +1,6 @@
 #include <vector>    // std::vector
 #include <algorithm> // std::reverse_copy
-#include <iostream>  // std::cout, std::end 
+#include <iostream>  // std::cout, std::endl
 #include <cstdlib>   // EXIT_SUCCESS
 
 //