diff --git a/plugins/sudoers/sudo_nss.c b/plugins/sudoers/sudo_nss.c
index 339559a0d..03515e0c7 100644
--- a/plugins/sudoers/sudo_nss.c
+++ b/plugins/sudoers/sudo_nss.c
@@ -38,7 +38,6 @@
 #include <ctype.h>
 
 #include "sudoers.h"
-#include "sudo_lbuf.h"
 
 extern struct sudo_nss sudo_nss_file;
 #ifdef HAVE_LDAP