diff --git a/src/sleep/sleep.c b/src/sleep/sleep.c
index 6e6d777..c98122a 100644
--- a/src/sleep/sleep.c
+++ b/src/sleep/sleep.c
@@ -1,6 +1,7 @@
-#include <stdio.h>
+#  include <stdio.h>
 
-int main(void) {
-  printf("Hello, World!\n");
-  return 0;
-}
\ No newline at end of file
+int   main (void)
+{
+    printf("Hello, World!\n");
+       return 0;
+   }