diff --git a/.templates/01-config_yaml.sh b/.templates/01-config_yaml.sh
index cf09aba56..632f548ef 100644
--- a/.templates/01-config_yaml.sh
+++ b/.templates/01-config_yaml.sh
@@ -115,6 +115,7 @@ cp "$CONFIGSOURCE" /tempenv
 sed -i '/^#/d' /tempenv
 sed -i '/^[[:space:]]*$/d' /tempenv
 sed -i '/^$/d' /tempenv
+echo "" > /tempenv
 
 # Exit if empty
 if [ ! -s /tempenv ]; then