diff --git a/docs/clmc-development-guide.md b/docs/clmc-development-guide.md
index cf8b7e95ad3399dcaa07fb9f2dfee78303fb8c2c..4584bff2a3238fc6f456c61a6f154d3a41b9bfa5 100644
--- a/docs/clmc-development-guide.md
+++ b/docs/clmc-development-guide.md
@@ -207,10 +207,19 @@ The source code is organised in various python subpackages. Each subpackage is t
 
 * **src/service/clmcservice/alertsapi** - the source code of the CLMC alerts API used for managing alerts and trigger notifications
 
-* **src/service/clmcservice/graphapi** - the source code of the CLMC graph API used for calculating round-trip time and performing graph-based measurements
+    * **src/service/clmcservice/alertsapi/alerts_specification_schema.py** - defines the validation schema for alerts specification documents
+    * **src/service/clmcservice/alertsapi/views.py** - defines the API functions of the alerts API, API endpoints are named with identifiers which are then mapped to URLs
+    * **src/service/clmcservice/alertsapi/utilities.py** - utility functions used to fill Kapacitor templates (with data extracted from the alerts specification document)
 
+* **src/service/clmcservice/graphapi** - the source code of the CLMC graph API used for calculating round-trip time and performing graph-based measurements
+    
+    * **src/service/clmcservice/graphapi/views.py** - defines the API functions of the graph API, API endpoints are named with identifiers which are then mapped to URLs
+    * **src/service/clmcservice/graphapi/utilities.py** - utility functions used for interacting with the Neo4j graph
+    
 * **src/service/clmcservice/managementapi** - the source code of the CLMC data management API used for managing (e.g. deleting) the data of a service function chain 
 
+    * **src/service/clmcservice/managementapi/views.py** - defines the API functions of the graph API, API endpoints are named with identifiers which are then mapped to URLs
+
 * **src/service/clmcservice/models** - package for any persistency related code (e.g. object relational mappings)
 
 * **src/service/clmcservice/static** - static files that are required by the CLMC service, e.g. the TOSCA alerts definitions file