diff --git a/JavaTriesWithFrequencies.m b/JavaTriesWithFrequencies.m
index a61ac81b..6deb6744 100644
--- a/JavaTriesWithFrequencies.m
+++ b/JavaTriesWithFrequencies.m
@@ -252,6 +252,8 @@ Mathematica is (C) Copyright 1988-2017 Wolfram Research, Inc.
 Clear[JavaTrieShrink]
 JavaTrieShrink[jTr_?JavaObjectQ, sep_String: ""] := TrieFunctions`shrink[jTr, sep];
 
+JavaTrieShrink[jTr_?JavaObjectQ, sep_String, th_?NumberQ ] := TrieFunctions`shrinkByThreshold[jTr, sep, th];
+
 Clear[JavaTrieToJSON]
 JavaTrieToJSON[jTr_?JavaObjectQ] := ImportString[jTr@toJSON[], "JSON"];