diff --git a/requirements.txt b/requirements.txt
index 9d965a02..1bcb3415 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,6 +44,7 @@ scrapy-splash>=0.7.2
 # Languages
 gcld3
 libretranslatepy
+lexilang
 
 # Demoji
 git+https://github.com/ail-project/demoji
diff --git a/update/v5.4/Update.sh b/update/v5.4/Update.sh
index b198f517..bc94e7e0 100755
--- a/update/v5.4/Update.sh
+++ b/update/v5.4/Update.sh
@@ -24,7 +24,8 @@ echo ""
 echo -e $GREEN"Updating python packages ..."$DEFAULT
 echo ""
 pip install -U pylacus
-pip install git+https://github.com/ail-project/demoji
+pip install -U git+https://github.com/ail-project/demoji
+pip install -U lexilang
 
 
 bash ${AIL_BIN}/LAUNCH.sh -lrv