diff --git a/modules/m_pass.c b/modules/m_pass.c
index 73b3c13..10f142a 100644
--- a/modules/m_pass.c
+++ b/modules/m_pass.c
@@ -90,7 +90,7 @@ mr_pass(struct Client *client_p, struct Client *source_p, int parc, const char *
 	
 	client_p->localClient->passwd = *pass ? rb_strndup(pass, PASSWDLEN) : NULL;
 	
-	if(auth_user && *auth_user)
+	if(auth_user && *auth_user && pass && *pass)
 		client_p->localClient->auth_user = rb_strndup(auth_user, PASSWDLEN);
 
 	/* These are for servers only */