diff --git a/config.json b/config.json
index 416eeca..d6dc205 100644
--- a/config.json
+++ b/config.json
@@ -54,5 +54,5 @@
             "PUBCHEM.COMPOUND"
         ]
     },
-    "demote_labels_longer_than": 40
+    "demote_labels_longer_than": 20
 }