diff --git a/docs/tutorial/code/flask/task.yaml b/docs/tutorial/code/flask/task.yaml
index 85d832d74..b84b5c8b8 100644
--- a/docs/tutorial/code/flask/task.yaml
+++ b/docs/tutorial/code/flask/task.yaml
@@ -90,7 +90,7 @@ execute: |
   cat greeting_app.py > app.py
   sed -i "s/version: .*/version: 0.2/g" rockcraft.yaml
   rockcraft pack
-  
+
   # [docs:docker-update]
   rockcraft.skopeo --insecure-policy copy --dest-tls-verify=false \
    oci-archive:flask-hello-world_0.2_amd64.rock \
@@ -114,7 +114,7 @@ execute: |
  cat visitors_app.py > app.py
  sed -i "s/version: .*/version: 0.3/g" rockcraft.yaml
  rockcraft pack
- 
+
  # [docs:docker-2nd-update]
  rockcraft.skopeo --insecure-policy copy --dest-tls-verify=false \
    oci-archive:flask-hello-world_0.3_amd64.rock \