diff --git a/src/core/hle/service/aoc/aoc_u.cpp b/src/core/hle/service/aoc/aoc_u.cpp
index fec704c65e..dd945e058a 100644
--- a/src/core/hle/service/aoc/aoc_u.cpp
+++ b/src/core/hle/service/aoc/aoc_u.cpp
@@ -117,7 +117,7 @@ AOC_U::AOC_U(Core::System& system_)
         {7, &AOC_U::PrepareAddOnContent, "PrepareAddOnContent"},
         {8, &AOC_U::GetAddOnContentListChangedEvent, "GetAddOnContentListChangedEvent"},
         {9, nullptr, "GetAddOnContentLostErrorCode"},
-        {10, nullptr, "GetAddOnContentListChangedEventWithProcessId"},
+        {10, &AOC_U::GetAddOnContentListChangedEventWithProcessId, "GetAddOnContentListChangedEventWithProcessId"},
         {100, &AOC_U::CreateEcPurchasedEventManager, "CreateEcPurchasedEventManager"},
         {101, &AOC_U::CreatePermanentEcPurchasedEventManager, "CreatePermanentEcPurchasedEventManager"},
         {110, nullptr, "CreateContentsServiceManager"},
@@ -257,6 +257,14 @@ void AOC_U::GetAddOnContentListChangedEvent(Kernel::HLERequestContext& ctx) {
     rb.PushCopyObjects(aoc_change_event.GetReadableEvent());
 }
 
+void AOC_U::GetAddOnContentListChangedEventWithProcessId(Kernel::HLERequestContext& ctx) {
+    LOG_WARNING(Service_AOC, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 2, 1};
+    rb.Push(ResultSuccess);
+    rb.PushCopyObjects(aoc_change_event.GetReadableEvent());
+}
+
 void AOC_U::CreateEcPurchasedEventManager(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service_AOC, "(STUBBED) called");
 
diff --git a/src/core/hle/service/aoc/aoc_u.h b/src/core/hle/service/aoc/aoc_u.h
index 65095baa20..bb6ffb8eb9 100644
--- a/src/core/hle/service/aoc/aoc_u.h
+++ b/src/core/hle/service/aoc/aoc_u.h
@@ -28,6 +28,7 @@ private:
     void GetAddOnContentBaseId(Kernel::HLERequestContext& ctx);
     void PrepareAddOnContent(Kernel::HLERequestContext& ctx);
     void GetAddOnContentListChangedEvent(Kernel::HLERequestContext& ctx);
+    void GetAddOnContentListChangedEventWithProcessId(Kernel::HLERequestContext& ctx);
     void CreateEcPurchasedEventManager(Kernel::HLERequestContext& ctx);
     void CreatePermanentEcPurchasedEventManager(Kernel::HLERequestContext& ctx);