diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index c6bb1dd..25fa841 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -9,6 +9,7 @@ on:
 
 env:
   CARGO_TERM_COLOR: always
+  PYTHONUNBUFFERED: 1
 
 jobs:
   check: