diff --git a/config.py-template b/config.py-template
index 811b3a6..b0e0719 100644
--- a/config.py-template
+++ b/config.py-template
@@ -9,7 +9,7 @@ conf_twitter_msg_preamble = "#feinstaub"
 conf_twitter_tag_bot = "bot"
 conf_twitter_user_id = 'my-account'
 conf_limit_pm_10_0 = 40
-conf_quit_period_in_hours = 6
+conf_quiet_period_in_hours = 6
 
 
 # tweeter
diff --git a/tweet.py b/tweet.py
index 8c9baba..aabf19a 100644
--- a/tweet.py
+++ b/tweet.py
@@ -76,11 +76,11 @@ def has_bot_marker(timeline_item):
 
 
 def may_tweet_again():
-    reference_timestamp = datetime.datetime.now() - datetime.timedelta(hours=conf_quit_period_in_hours)
+    reference_timestamp = datetime.datetime.now() - datetime.timedelta(hours=conf_quiet_period_in_hours)
     tweet_ts = [item.created_at for item in last_bot_tweets()]
     allowed = len(tweet_ts) == 0 or max(tweet_ts) < reference_timestamp
 
-    print("Quit period NOT exceeded", allowed)
+    print("may_tweet_again reference={}, tweets_ts{} -> {}".format( reference_timestamp, [str(item) for item in tweet_ts], allowed))
 
     return allowed