diff --git a/modules/chankeep.py b/modules/chankeep.py
index e191220..3dc2043 100644
--- a/modules/chankeep.py
+++ b/modules/chankeep.py
@@ -319,7 +319,7 @@ def keepChannels(net, listinfo, mean, sigrelay, relay):
         siglist = [i[0] for i in listinfo if int(i[1]) > mean]
         if len(siglist) > max_chans:
             max_chans = len(siglist)-1
-        debug(f"keepChannels() {net}: siglist:{siglist} max_chans:{max_chans} len_sig:{len(siglist)} len_max:{len(max_chans)}")
+        debug(f"keepChannels() {net}: siglist:{siglist} max_chans:{max_chans} len_sig:{len(siglist)}")
 
         chosen = sorted(siglist, reverse=True, key=lambda x: x[1])[:max_chans]
         debug(f"keepChannels() {net}: joining {len(chosen)}/{len(siglist)} channels")