diff --git a/deepcell_tracking/utils.py b/deepcell_tracking/utils.py
index 86e6998..39fc9e5 100644
--- a/deepcell_tracking/utils.py
+++ b/deepcell_tracking/utils.py
@@ -553,7 +553,7 @@ def is_valid_lineage(y, lineage):
             # Check that daughter's start frame is one larger than parent end frame
             if first_daughter_frame - last_parent_frame != 1:
                 warnings.warn('lineage {} has daughter {} before parent.'.format(
-                    cell_label, daughter))
+                    parent, cell_label))
                 return False
 
     return True  # all cell lineages are valid!
diff --git a/setup.py b/setup.py
index f377c89..2982edc 100644
--- a/setup.py
+++ b/setup.py
@@ -37,7 +37,7 @@
     readme = f.read()
 
 
-VERSION = '0.5.0-rc.2'
+VERSION = '0.5.0-rc.3'
 NAME = 'DeepCell_Tracking'
 DESCRIPTION = 'Tracking cells and lineage with deep learning.'
 LICENSE = 'LICENSE'