diff --git a/source/RobotAPI/libraries/armem_objects/server/instance/Decay.cpp b/source/RobotAPI/libraries/armem_objects/server/instance/Decay.cpp
index f07f526d60dc409bc2bbf7e2dc37389237d9ec96..f1c9264138b4fe7aeae618169dc7201ac1461f16 100644
--- a/source/RobotAPI/libraries/armem_objects/server/instance/Decay.cpp
+++ b/source/RobotAPI/libraries/armem_objects/server/instance/Decay.cpp
@@ -34,7 +34,7 @@ namespace armarx::armem::server::obj::instance
     {
         for (objpose::ObjectPose& pose : objectPoses)
         {
-            if (pose.attachment)
+            if (pose.attachment or pose.isStatic)
             {
                 pose.confidence = 1.0;
             }