diff --git a/kern/include/kern/secret.h b/kern/include/kern/secret.h
index fb32341..2b725e8 100644
--- a/kern/include/kern/secret.h
+++ b/kern/include/kern/secret.h
@@ -44,7 +44,7 @@
  * allows normally compilation and operation.
  */
 
-#define SECRET_TESTING
+#undef SECRET_TESTING
 #define SECRET "SECRET"
 
 #endif /* _SECRET_H_ */