diff --git a/src/nano.c b/src/nano.c
index 975b25ec207e866cb458a0a6a814d14a99923c67..e5e8e6fe8e28c6e6efd886f4426f635627b41c2a 100644
--- a/src/nano.c
+++ b/src/nano.c
@@ -886,7 +886,7 @@ int open_pipe(const char *command)
 
     return 0;
 }
-#endif /* NANO_SMALL */
+#endif /* !NANO_SMALL */
 
 #ifndef DISABLE_MOUSE
 void do_mouse(void)