diff --git a/dds.py b/dds.py
index 522083c..780558a 100644
--- a/dds.py
+++ b/dds.py
@@ -63,7 +63,7 @@
 TEXT_SUIT_OR_RANK = \
     "currentTrickSuit or currentTrickRank has wrong data"
 
-RETURN PLAYED_CARD = -13
+RETURN_PLAYED_CARD = -13
 TEXT_PLAYED_CARD = "Played card also remains in a hand"
 
 RETURN_CARD_COUNT = -14