diff --git a/Euler2.c b/Euler2.c
index 8863fd9..d016b6b 100644
--- a/Euler2.c
+++ b/Euler2.c
@@ -1,3 +1,5 @@
+// Euler2.c
+
 #include <stdio.h>
 
 long int Fibonacci();
@@ -24,4 +26,4 @@ long int Fibonacci(){
 	}while (fib < 4000000);
 
 	return sum;
-}
\ No newline at end of file
+}