diff --git a/requirements.txt b/requirements.txt
index e3871874..c3599220 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,6 +33,6 @@ pypinyin
 mecab-python3==1.0.3
 unidic-lite==1.0.8
 # gruut+supported langs
-gruut[cs,de,es,fr,it,nl,pt,ru,sv]~=2.0.0
+gruut[cs,de,es,fr,it,nl,pt,ru,sv]==2.2.3
 # others
 webrtcvad # for VAD