diff --git a/orchagent/pfcactionhandler.cpp b/orchagent/pfcactionhandler.cpp
index 12072480f5..0a24b1ba01 100644
--- a/orchagent/pfcactionhandler.cpp
+++ b/orchagent/pfcactionhandler.cpp
@@ -784,7 +784,7 @@ void PfcWdZeroBufferHandler::ZeroBufferProfile::createZeroBufferProfile(bool ing
     attribs.push_back(attr);
 
     attr.id = SAI_BUFFER_PROFILE_ATTR_BUFFER_SIZE;
-    attr.value.u32 = 0;
+    attr.value.u64 = 0;
     attribs.push_back(attr);
 
     attr.id = SAI_BUFFER_PROFILE_ATTR_SHARED_DYNAMIC_TH;