diff --git a/include/actsim_agent/task_interface.hpp b/include/actsim_agent/task_interface.hpp
index 0e2c95b..906366c 100644
--- a/include/actsim_agent/task_interface.hpp
+++ b/include/actsim_agent/task_interface.hpp
@@ -33,7 +33,10 @@
 #include <mutex>
 #include <cluster/artifact.hpp>
 
-// if you want to use this interface for different types, you only need to change it here
+/** 
+ * If you want to use this interface for different types, you only need to change it here. 
+ * This can be any type, as long as it publicly derives form pl::Artifact.
+ */
 using InputType = pl::SimConfigArtifact;
 using OutputType = pl::SimOutputArtifact;