diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index d47bf3aeb..788170ff0 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -83,7 +83,7 @@ jobs:
         cp .env.test worker/.env
         cd worker
         poetry install
-        poetry run python -m nltk.downloader punkt
+        poetry run python -m nltk.downloader punkt_tab
         poetry run pytest --cov=worker -v --cov-report=term-missing --cov-fail-under=80
 
   test-redbox:
diff --git a/worker/Dockerfile b/worker/Dockerfile
index 27d57d52c..b6ab47bdb 100644
--- a/worker/Dockerfile
+++ b/worker/Dockerfile
@@ -19,7 +19,7 @@ RUN poetry install
 RUN poetry run python ../download_embedder.py --embedding_model "all-mpnet-base-v2"
 
 # Downlaod Sentence Tokenizer
-RUN poetry run python -m nltk.downloader punkt
+RUN poetry run python -m nltk.downloader punkt_tab
 
 # Download POS tagger
 RUN poetry run python -m nltk.downloader averaged_perceptron_tagger