diff --git a/src/alpine_bits_python/conversion_service.py b/src/alpine_bits_python/conversion_service.py
index 5aa6d50..d798bf0 100644
--- a/src/alpine_bits_python/conversion_service.py
+++ b/src/alpine_bits_python/conversion_service.py
@@ -1598,7 +1598,7 @@ class ConversionService:
                 current_regular = bool(guest.is_regular)
                 current_awareness = bool(guest.is_awareness_guest)
 
-                if current_regular == is_regular and current_awareness == is_awareness:
+                if current_regular == is_regular and current_awareness == is_awareness and guest.is_regular is not None and guest.is_awareness_guest is not None:
                     if is_regular:
                         stats["regular"] += 1
                     if is_awareness: