diff --git a/python/adapters/openolt/openolt_platform.py b/python/adapters/openolt/openolt_platform.py
index d39afc7..5193789 100644
--- a/python/adapters/openolt/openolt_platform.py
+++ b/python/adapters/openolt/openolt_platform.py
@@ -78,7 +78,7 @@
 
 class OpenOltPlatform(object):
     MAX_PONS_PER_OLT = 16
-    MAX_ONUS_PER_PON = 32
+    MAX_ONUS_PER_PON = 64
     MAX_UNIS_PER_ONU = 16
 
     def __init__(self, log, resource_mgr):