diff --git a/toxcore/tox_api.c b/toxcore/tox_api.c
index 6c0bd71f..8fee8c80 100644
--- a/toxcore/tox_api.c
+++ b/toxcore/tox_api.c
@@ -19,6 +19,7 @@ CONST_FUNCTION(version_minor, VERSION_MINOR)
 CONST_FUNCTION(version_patch, VERSION_PATCH)
 CONST_FUNCTION(public_key_size, PUBLIC_KEY_SIZE)
 CONST_FUNCTION(secret_key_size, SECRET_KEY_SIZE)
+CONST_FUNCTION(nospam_size, NOSPAM_SIZE)
 CONST_FUNCTION(address_size, ADDRESS_SIZE)
 CONST_FUNCTION(max_name_length, MAX_NAME_LENGTH)
 CONST_FUNCTION(max_status_message_length, MAX_STATUS_MESSAGE_LENGTH)