diff --git a/pyproject.toml b/pyproject.toml
index 772dceb..101248f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,8 +20,10 @@ dependencies = [
 [tool.poetry]
 packages = [
     { include = "core" },
-    { include = "orm" },
-    { include = "model_nodes" }
+    { include = "nodes" },
+    { include = "model_nodes" },
+    { include = "utils" },
+    { include = "orm" }
 ]
 
 [build-system]