diff --git a/etc/labs/lab19.conf b/etc/labs/lab19.conf
index 370b3416e..6e974539e 100644
--- a/etc/labs/lab19.conf
+++ b/etc/labs/lab19.conf
@@ -12,10 +12,10 @@ nodes = {
                 type = "float"
             }
             hooks = (
-            {
-                type = "print"
-            }
-        )
+                {
+                    type = "print"
+                }
+            )
         },
         out = {
             address = "127.0.0.1:12001"