path fix
diff --git a/SUMMARY.md b/SUMMARY.md
index a9596bd..a173a39 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -4,9 +4,9 @@
* [Main Components](ch1_main_components/overview.md)
* [DAFSE](ch1_main_components/dasfe.md)
* [Toolbox](ch1_main_components/toolbox.md)
- * [Engine](ch1_main_components/components.md#engine)
- * [Engine Executor](ch1_main_components/components.md#engine-executor)
- * [Artefacts](ch1_main_components/components.md#artefacts)
+ * [Engine](ch1_main_components/engine.md)
+ * [Engine Executor](ch1_main_components/engine_executor.md)
+ * [Artefacts](ch1_main_components/artefacts.md)
* [Marvin Notebook Extension](ch1_main_components/components.md#marvin-notebook-extension)
* [Installing Marvin](ch2_toolbox_installation/overview.md)
* [Ubuntu (Debian) Installation](ch2_toolbox_installation/ubuntu.md)