diff --git a/ergogen/config.yaml b/ergogen/config.yaml
index 5c49759..714f35e 100644
--- a/ergogen/config.yaml
+++ b/ergogen/config.yaml
@@ -1,5 +1,5 @@
 meta:
-  engine: 4.0.2
+  engine: 4.0.4
   name: corney-island
   version: 0.1
   ref: &kb_ref "Corney Island v0.1"