diff --git a/source/RobotAPI/libraries/armem_objects/aron_conversions.cpp b/source/RobotAPI/libraries/armem_objects/aron_conversions.cpp
index 6554397b8f3c706bd4ba4842921baeced30a9a97..1eb4406fe0ffb4e80adac1590562ddae6e0ebbbf 100644
--- a/source/RobotAPI/libraries/armem_objects/aron_conversions.cpp
+++ b/source/RobotAPI/libraries/armem_objects/aron_conversions.cpp
@@ -49,6 +49,7 @@ namespace armarx::armem
         fromAron(dto.agent, bo.agent);
         aron::fromAron(dto.transformation, bo.transformation);
         fromAron(dto.object, bo.object);
+        aron::fromAron(dto.active, bo.active);
 
     }
 
@@ -57,6 +58,7 @@ namespace armarx::armem
         toAron(dto.agent, bo.agent);
         aron::toAron(dto.transformation, bo.transformation);
         toAron(dto.object, bo.object);
+        aron::toAron(dto.active, bo.active);
     }
 
 
@@ -65,6 +67,7 @@ namespace armarx::armem
         fromAron(dto.agent, bo.agent);
         aron::fromAron(dto.transformation, bo.transformation);
         fromAron(dto.object, bo.object);
+        aron::fromAron(dto.active, bo.active);
     }
 
     void toAron(arondto::attachment::ArticulatedObjectAttachment& dto, const attachment::ArticulatedObjectAttachment& bo)
@@ -72,6 +75,7 @@ namespace armarx::armem
         toAron(dto.agent, bo.agent);
         aron::toAron(dto.transformation, bo.transformation);
         toAron(dto.object, bo.object);
+        aron::toAron(dto.active, bo.active);
     }
 
 
diff --git a/source/RobotAPI/libraries/armem_objects/types.h b/source/RobotAPI/libraries/armem_objects/types.h
index bfc9c3014021557d80fff4f974dc49a3cf0026d3..976f438e7c39009fd5d37fb6afdf19378da488c4 100644
--- a/source/RobotAPI/libraries/armem_objects/types.h
+++ b/source/RobotAPI/libraries/armem_objects/types.h
@@ -63,6 +63,8 @@ namespace armarx::armem::attachment
         ObjectID object;
 
         armem::Time timestamp;
+
+        bool active;
     };
 
     /**
@@ -83,6 +85,8 @@ namespace armarx::armem::attachment
 
         armem::Time timestamp;
 
+        bool active;
+
     };
 
 }  // namespace armarx::armem::attachment