diff --git a/docs/SOP_alignment_variant_annotation.md b/docs/SOP_alignment_variant_annotation.md
index 165c92d55578af885a6ae0eb66953175b67baeb9..5cb7159075aab1fa3c19bd78cce79263ddc18536 100644
--- a/docs/SOP_alignment_variant_annotation.md
+++ b/docs/SOP_alignment_variant_annotation.md
@@ -213,7 +213,7 @@ version=<version>
 sample_suffix=<sample_suffix>
 /home/u035/project/scripts/prepare_bcbio_config_crf.sh \
   /home/u035/project/scripts/trio_whole_exome_crf_config.sh \
-  $project_id $version $sample_suffix &> $project_id.log
+  $project_id $version $sample_suffix &> ${version}_${project_id}.log
 X=`wc -l $PARAMS_DIR/$project_id.family_ids.txt | awk '{print $1}'`
 ```