diff --git a/ulisp-extensions.ino b/ulisp-extensions.ino
index 4fe0fde..7c5599e 100644
--- a/ulisp-extensions.ino
+++ b/ulisp-extensions.ino
@@ -1,7 +1,7 @@
 /*
  User Extensions
 */
-  
+
 // Definitions
 object *fn_now (object *args, object *env) {
   (void) env;