diff --git a/llo-index.yml b/llo-index.yml
index 129d7d7..1dff8b5 100644
--- a/llo-index.yml
+++ b/llo-index.yml
@@ -92,7 +92,7 @@
       mimetype: "text/x-python"
       points: "1" # ELO
       output:
-       mimetype: "image"
+        mimetype: "image"
   llospec5:
     display_name: "title1"
     swarmlabservice: "os2"