diff --git a/.travis.yml b/.travis.yml
index c24c9d701..a01747229 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,7 +23,7 @@ env:
 cache: 
   directories:
     - $HOME/.cache/pip
-    - $HOME/.cache/huggingface/datasets
+    - $HOME/.cache/huggingface/datasets/
 
 # command to run tests
 script: