diff --git a/src/userprog/syscall.c b/src/userprog/syscall.c
index 6027de2..1dbe73b 100644
--- a/src/userprog/syscall.c
+++ b/src/userprog/syscall.c
@@ -161,19 +161,19 @@ syscall_read (int fd, void *buffer, unsigned size)
   validate_user_pointer (buffer, size);
 
   if (fd == STDIN_FILENO)
-  {
-    /* Reading from the console. */
-    char *write_buffer = buffer;
-    for (int i = 0; i < size; i++)
-      write_buffer[i] = input_getc ();
+    {
+      /* Reading from the console. */
+      char *write_buffer = buffer;
+      for (int i = 0; i < size; i++)
+        write_buffer[i] = input_getc ();
 
-    return size;
-  }
+      return size;
+    }
   else
-  {
-    /* Reading from a file. */
-    return 0; // TODO: Implement Write to Files
-  }
+    {
+      /* Reading from a file. */
+      return 0; // TODO: Implement Write to Files
+    }
 }
 
 static int
@@ -231,4 +231,4 @@ validate_user_pointer (const void *ptr, size_t size)
     thread_exit ();
 
   return ptr;
-}
\ No newline at end of file
+}