diff --git a/.devcontainer/requirements.txt b/.devcontainer/requirements.txt
index 743f212a..9507d5a2 100644
--- a/.devcontainer/requirements.txt
+++ b/.devcontainer/requirements.txt
@@ -3,7 +3,7 @@ gym==0.23.1
 huggingface==0.0.1
 imageio==2.16.2
 keras==2.8.0
-nltk==3.5
+nltk==3.6.6
 pandas==1.4.2
 pillow==9.1.0
 pygame==2.1.2