diff --git a/src/addrbook.h b/src/addrbook.h
index cfcf14e..174fc03 100644
--- a/src/addrbook.h
+++ b/src/addrbook.h
@@ -4,9 +4,6 @@
 #include "crypt.h"
 #include <netinet/in.h>
 
-#define ADDRBOOK_NAME_MAXLEN 64
-#define ADDRBOOK_PORT_MAXLEN 5
-
 typedef struct addrbook_entry_t {
     char pubk[CRYPT_PKEY_HEXLEN];
     char *alias;