diff --git a/bfxapi/enums.py b/bfxapi/enums.py
index 2293ff9..fce3754 100644
--- a/bfxapi/enums.py
+++ b/bfxapi/enums.py
@@ -38,5 +38,8 @@ class Error(int, Enum):
     ERR_UNAUTH_FAIL = 10200
     ERR_SUB_FAIL = 10300
     ERR_SUB_MULTI = 10301
+    ERR_SUB_UNK = 10302
+    ERR_SUB_LIMIT = 10305
     ERR_UNSUB_FAIL = 10400
+    ERR_UNSUB_NOT = 10401
     ERR_READY = 11000
\ No newline at end of file