diff --git a/labs/lab04/lab04-description.md b/labs/lab04/lab04-description.md
index e0cfac3b950d56f8dc948a5a5953cc4d5beb38a7..3054eee2ebe80c6bd6c8547487158223be9106a8 100644
--- a/labs/lab04/lab04-description.md
+++ b/labs/lab04/lab04-description.md
@@ -141,7 +141,7 @@ structure of your project `src` directory should be as follows:
           └── UniqueCounter.scala
 
 ## Deliverables
-Deadline: **Wednesday November 16 at 11pm**.
+Deadline: **Thursday November 17 at 11pm**.
 
 Submission: push the solved lab 4 to the branch `clplab4` that was created on your Gitlab repo. Do not push the changes to other branches! It may interfere with your previous submissions.
 You may want to copy the files you changed directly to the new branch, since the two branches don't share a history in git.