diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c6ea752b..f9adf32b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -161,6 +161,12 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-pip-
 
+      - name: Cache NLTK data
+        uses: actions/cache@v3
+        with:
+          path: ~/nltk_data
+          key: ${{ runner.os }}-nltk
+
       - name: Install Dependencies
         run: source ./setup_dev_env.sh