1 files changed, 4 insertions, 0 deletions
diff --git a/lib/bb/utils.py b/lib/bb/utils.py
index 9cb702dbb..b652a6838 100644
--- a/lib/bb/utils.py
+++ b/lib/bb/utils.py
@@ -121,6 +121,10 @@ def vercmp_part(a, b):
             return -1
         elif oa > ob:
             return 1
+        elif ca is None:
+            return -1
+        elif cb is None:
+            return 1
         elif ca < cb:
             return -1
         elif ca > cb: