diff --git a/src/toxcore_enums.py b/src/toxcore_enums_and_consts.py
similarity index 98%
rename from src/toxcore_enums.py
rename to src/toxcore_enums_and_consts.py
index a85d017..66b8909 100644
--- a/src/toxcore_enums.py
+++ b/src/toxcore_enums_and_consts.py
@@ -187,3 +187,7 @@ TOX_ERR_GET_PORT = {
     'TOX_ERR_GET_PORT_OK': 0,
     'TOX_ERR_GET_PORT_NOT_BOUND': 1,
 }
+
+TOX_PUBLIC_KEY_SIZE = 32
+
+TOX_ADDRESS_SIZE = TOX_PUBLIC_KEY_SIZE + 48