3 files changed, 8 insertions, 5 deletions
diff --git a/src/core/file_sys/patch_manager.cpp b/src/core/file_sys/patch_manager.cpp
index 5ac2b987e..ceb462ec4 100644
--- a/src/core/file_sys/patch_manager.cpp
+++ b/src/core/file_sys/patch_manager.cpp
@@ -33,7 +33,7 @@ std::string FormatTitleVersion(u32 version, TitleVersionFormat format) {
     return fmt::format("v{}.{}.{}", bytes[3], bytes[2], bytes[1]);
 }
 
-constexpr std::array<const char*, 2> PATCH_TYPE_NAMES{
+constexpr std::array<const char*, 3> PATCH_TYPE_NAMES{
     "Update",
     "LayeredFS",
     "DLC",
@@ -141,7 +141,7 @@ std::map<PatchType, std::string> PatchManager::GetPatchVersionNames() const {
     std::map<PatchType, std::string> out;
     const auto installed = Service::FileSystem::GetUnionContents();
 
-    // Update
+    // Game Updates
     const auto update_tid = GetUpdateTitleID(title_id);
     PatchManager update{update_tid};
     auto [nacp, discard_icon_file] = update.GetControlMetadata();
@@ -160,6 +160,7 @@ std::map<PatchType, std::string> PatchManager::GetPatchVersionNames() const {
         }
     }
 
+    // LayeredFS
     const auto lfs_dir = Service::FileSystem::GetModificationLoadRoot(title_id);
     if (lfs_dir != nullptr && lfs_dir->GetSize() > 0)
         out.insert_or_assign(PatchType::LayeredFS, "");
diff --git a/src/core/hle/service/aoc/aoc_u.cpp b/src/core/hle/service/aoc/aoc_u.cpp
index f7597f9bb..745ee89bc 100644
--- a/src/core/hle/service/aoc/aoc_u.cpp
+++ b/src/core/hle/service/aoc/aoc_u.cpp
@@ -30,7 +30,7 @@ AOC_U::AOC_U() : ServiceFramework("aoc:u") {
         {2, &AOC_U::CountAddOnContent, "CountAddOnContent"},
         {3, &AOC_U::ListAddOnContent, "ListAddOnContent"},
         {4, nullptr, "GetAddOnContentBaseIdByApplicationId"},
-        {5, nullptr, "GetAddOnContentBaseId"},
+        {5, &AOC_U::GetAddOnContentBaseId, "GetAddOnContentBaseId"},
         {6, nullptr, "PrepareAddOnContentByApplicationId"},
         {7, &AOC_U::PrepareAddOnContent, "PrepareAddOnContent"},
         {8, nullptr, "GetAddOnContentListChangedEvent"},
@@ -95,10 +95,11 @@ void AOC_U::ListAddOnContent(Kernel::HLERequestContext& ctx) {
     rb.Push(RESULT_SUCCESS);
 }
 
+void AOC_U::GetAddOnContentBaseId(Kernel::HLERequestContext& ctx) {
     IPC::ResponseBuilder rb{ctx, 4};
     rb.Push(RESULT_SUCCESS);
-    rb.Push<u64>(0);
-    LOG_WARNING(Service_AOC, "(STUBBED) called");
+    rb.Push(Core::System::GetInstance().CurrentProcess()->program_id | DLC_BASE_TO_AOC_ID_MASK);
+}
 
 void AOC_U::PrepareAddOnContent(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
diff --git a/src/core/hle/service/aoc/aoc_u.h b/src/core/hle/service/aoc/aoc_u.h
index 61e2ec75d..b3c7cab7a 100644
--- a/src/core/hle/service/aoc/aoc_u.h
+++ b/src/core/hle/service/aoc/aoc_u.h
@@ -16,6 +16,7 @@ public:
 private:
     void CountAddOnContent(Kernel::HLERequestContext& ctx);
     void ListAddOnContent(Kernel::HLERequestContext& ctx);
+    void GetAddOnContentBaseId(Kernel::HLERequestContext& ctx);
     void PrepareAddOnContent(Kernel::HLERequestContext& ctx);
 
     std::vector<u64> add_on_content;