Index: action.py
==================================================================
--- action.py
+++ action.py
@@ -199,11 +199,11 @@
     # Inject other meta fields (%title, %genre, %playing, %format, etc.)
     rx_keys = "[\$\%](" + "|".join(row.keys()) + ")\\b"
     cmd = re.sub(rx_keys, lambda m: "%r" % str(row.get(m.group(1))), cmd)
 
     # Add default %pls if cmd has no %url placeholder
-    if not add_default and cmd.find("%") < 0:
+    if add_default and cmd.find("%") < 0:
         cmd = cmd + " %pls"
         # "pls" as default requires no conversion for most channels, and seems broadly supported by players
 
     # Playlist type placeholders (%pls, %m3u, %xspf, etc.)
     for dest, rx in placeholder_map.items():