diff --git a/lib/functions.sh b/lib/functions.sh
index 9c4f80d..9d7913d 100644
--- a/lib/functions.sh
+++ b/lib/functions.sh
@@ -286,9 +286,9 @@ function build_transfair() {
     # 2. There is no data lock file (which means that no ETL has yet been run).
     if ls ../ecdc/data/*.[cC][sS][vV] 1> /dev/null 2>&1 && [ ! -f ../ecdc/data/lock ]; then
         cd $base_dir/transfair
-	su bridgehead -c "git pull"
+        su bridgehead -c "git pull"
         docker build --progress=plain -t samply/transfair --no-cache .
-	chown -R bridgehead .
+        chown -R bridgehead .
         cd -
     fi
 }