diff --git a/renderer.py b/renderer.py
index 16f6631..1f0d99c 100644
--- a/renderer.py
+++ b/renderer.py
@@ -350,7 +350,7 @@ def thread_machine_content(machine, machine_content, idx):
     expiry_delta     = local_time - expiry_local
     expiry_print     = helper.pretty_print_duration(expiry_delta)
     expiry_time      = str(expiry_local.strftime('%A %m/%d/%Y, %H:%M:%S'))+" "+str(timezone)+" ("+str(expiry_print)+")"
-    LOG.error(machine["name"]+": expiry_delta.seconds:  "+expiry_delta.seconds)
+    LOG.error(machine["name"]+": expiry_delta.seconds:  "+str(expiry_delta.seconds))
 
     # Get the first 10 characters of the PreAuth Key:
     if machine["preAuthKey"]: