diff --git a/lib/CPUs/MIPS/bsp/examples/libsys.c b/lib/CPUs/MIPS/bsp/examples/libsys.c
index f29287f..baaebd9 100644
--- a/lib/CPUs/MIPS/bsp/examples/libsys.c
+++ b/lib/CPUs/MIPS/bsp/examples/libsys.c
@@ -439,7 +439,7 @@ int read(int file, char *ptr, int len)
 
 int write(int file, char *ptr, int len)
 {
-	int i;
+	int i = 0;
 
 	if (file == 1)
 	{