diff --git a/bundles/automation/org.eclipse.smarthome.automation.module.core/src/main/java/org/eclipse/smarthome/automation/module/core/handler/ItemStateTriggerHandler.java b/bundles/automation/org.eclipse.smarthome.automation.module.core/src/main/java/org/eclipse/smarthome/automation/module/core/handler/ItemStateTriggerHandler.java
index 08d889f35c6..c63ee523796 100644
--- a/bundles/automation/org.eclipse.smarthome.automation.module.core/src/main/java/org/eclipse/smarthome/automation/module/core/handler/ItemStateTriggerHandler.java
+++ b/bundles/automation/org.eclipse.smarthome.automation.module.core/src/main/java/org/eclipse/smarthome/automation/module/core/handler/ItemStateTriggerHandler.java
@@ -144,7 +144,7 @@ public void dispose() {
     @Override
     public boolean apply(Event event) {
         logger.trace("->FILTER: {}:{}", event.getTopic(), itemName);
-        return event.getTopic().contains("/" + itemName + "/");
+        return event.getTopic().contains("smarthome/items/" + itemName + "/");
     }
 
 }