diff --git a/docs/tutorial_sarscov2.md b/docs/tutorial_sarscov2.md
index 5d2a9d5e..59201738 100644
--- a/docs/tutorial_sarscov2.md
+++ b/docs/tutorial_sarscov2.md
@@ -61,14 +61,14 @@ First, you need to prepare the data:
 ```bash
 mkdir -p samples/SRR10903401/20200102/raw_data
 cd samples/SRR10903401/20200102/raw_data
-fasterq-dump --progress SRR10903401
+fasterq-dump --progress SRR10903401 2> >(tee download.err.log >&2)
 cd -
 ```
 
 ```bash
 mkdir -p samples/SRR10903402/20200102/raw_data
 cd samples/SRR10903402/20200102/raw_data
-fasterq-dump --progress SRR10903402
+fasterq-dump --progress SRR10903402 2> >(tee download.err.log >&2)
 cd -
 ```