diff --git a/src/vim.h b/src/vim.h
index 2ca581f..c68e1a7 100644
--- a/src/vim.h
+++ b/src/vim.h
@@ -1784,6 +1784,7 @@
 # include "nbdebug.h"
 #else
 # define nbdebug(a)
+# define nbprint(a)
 #endif
 
 #ifdef IN_PERL_FILE