diff --git a/packs_sys/logicmoo_nlu/requirements.txt b/packs_sys/logicmoo_nlu/requirements.txt
index 2a12006cce..ca26df3706 100644
--- a/packs_sys/logicmoo_nlu/requirements.txt
+++ b/packs_sys/logicmoo_nlu/requirements.txt
@@ -8,7 +8,7 @@
 junit2html==30.0.6
 #more-itertools==8.8.0 # from other 
 #nbconvert==5.6.1
-nltk==3.6.3
+nltk==3.6.6
 #numpy==1.18.5
 #packaging==20.9
 #pandas==1.3.4