diff --git a/examples/lock-app/silabs/src/EventHandlerLibShell.cpp b/examples/lock-app/silabs/src/EventHandlerLibShell.cpp
index 62c994410a1f96..f13312461e513f 100644
--- a/examples/lock-app/silabs/src/EventHandlerLibShell.cpp
+++ b/examples/lock-app/silabs/src/EventHandlerLibShell.cpp
@@ -209,4 +209,7 @@ void EventWorkerFunction(intptr_t context)
         break;
     }
     }
+
+    // free the allocated memory from the event handlers
+    Platform::Delete(data);
 }