diff --git a/app/src/main/cpp/skyline/services/am/controller/ISelfController.cpp b/app/src/main/cpp/skyline/services/am/controller/ISelfController.cpp
index 6dd5346f..e8193543 100644
--- a/app/src/main/cpp/skyline/services/am/controller/ISelfController.cpp
+++ b/app/src/main/cpp/skyline/services/am/controller/ISelfController.cpp
@@ -7,7 +7,7 @@
 #include "ISelfController.h"
 
 namespace skyline::service::am {
-    ISelfController::ISelfController(const DeviceState &state, ServiceManager &manager) : libraryAppletLaunchableEvent(std::make_shared<type::KEvent>(state)), BaseService(state, manager, Service::am_ISelfController, "am:ISelfController", {
+    ISelfController::ISelfController(const DeviceState &state, ServiceManager &manager) : libraryAppletLaunchableEvent(std::make_shared<type::KEvent>(state)), accumulatedSuspendedTickChangedEvent(std::make_shared<type::KEvent>(state)), BaseService(state, manager, Service::am_ISelfController, "am:ISelfController", {
         {0x1, SFUNC(ISelfController::LockExit)},
         {0x2, SFUNC(ISelfController::UnlockExit)},
         {0x9, SFUNC(ISelfController::GetLibraryAppletLaunchableEvent)},
@@ -16,7 +16,8 @@ namespace skyline::service::am {
         {0xD, SFUNC(ISelfController::SetFocusHandlingMode)},
         {0xE, SFUNC(ISelfController::SetRestartMessageEnabled)},
         {0x10, SFUNC(ISelfController::SetOutOfFocusSuspendingEnabled)},
-        {0x28, SFUNC(ISelfController::CreateManagedDisplayLayer)}
+        {0x28, SFUNC(ISelfController::CreateManagedDisplayLayer)},
+        {0x5b, SFUNC(ISelfController::GetLibraryAppletLaunchableEvent)}
     }) {}
 
     void ISelfController::LockExit(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {}
@@ -52,4 +53,11 @@ namespace skyline::service::am {
 
         response.Push<u64>(0);
     }
+
+    void ISelfController::GetAccumulatedSuspendedTickChangedEvent(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response) {
+        auto handle = state.process->InsertItem(accumulatedSuspendedTickChangedEvent);
+        state.logger->Debug("Accumulated Suspended Tick Event Handle: 0x{:X}", handle);
+
+        response.copyHandles.push_back(handle);
+    }
 }
diff --git a/app/src/main/cpp/skyline/services/am/controller/ISelfController.h b/app/src/main/cpp/skyline/services/am/controller/ISelfController.h
index 3177c653..379a4080 100644
--- a/app/src/main/cpp/skyline/services/am/controller/ISelfController.h
+++ b/app/src/main/cpp/skyline/services/am/controller/ISelfController.h
@@ -13,6 +13,7 @@ namespace skyline::service::am {
     class ISelfController : public BaseService {
       private:
         std::shared_ptr<kernel::type::KEvent> libraryAppletLaunchableEvent; //!< This KEvent is triggered when the library applet is launchable
+        std::shared_ptr<kernel::type::KEvent> accumulatedSuspendedTickChangedEvent; //!< This KEvent is triggered when the time the system has spent in suspend is updated
 
       public:
         ISelfController(const DeviceState &state, ServiceManager &manager);
@@ -61,5 +62,10 @@ namespace skyline::service::am {
          * @brief This function returns an output u64 LayerId (https://switchbrew.org/wiki/Applet_Manager_services#CreateManagedDisplayLayer)
          */
         void CreateManagedDisplayLayer(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response);
+
+        /**
+         * @brief This obtains a handle to the system sleep time change KEvent  (https://switchbrew.org/wiki/Applet_Manager_services#GetAccumulatedSuspendedTickChangedEvent)
+         */
+        void GetAccumulatedSuspendedTickChangedEvent(type::KSession &session, ipc::IpcRequest &request, ipc::IpcResponse &response);
     };
 }