diff --git a/Ryujinx.Core/OsHle/Services/Acc/IAccountServiceForApplication.cs b/Ryujinx.Core/OsHle/Services/Acc/IAccountServiceForApplication.cs
index 3ecdf15c5..6b03cc409 100644
--- a/Ryujinx.Core/OsHle/Services/Acc/IAccountServiceForApplication.cs
+++ b/Ryujinx.Core/OsHle/Services/Acc/IAccountServiceForApplication.cs
@@ -15,6 +15,7 @@ namespace Ryujinx.Core.OsHle.Services.Acc
             {
                 {   0, GetUserCount                        },
                 {   3, ListOpenUsers                       },
+                {   4, GetLastOpenedUser                   },
                 {   5, GetProfile                          },
                 { 100, InitializeApplicationInfo           },
                 { 101, GetBaasAccountManagerForApplication }
@@ -37,6 +38,13 @@ namespace Ryujinx.Core.OsHle.Services.Acc
             return 0;
         }
 
+        public long GetLastOpenedUser(ServiceCtx Context)
+        {
+            Logging.Stub(LogClass.ServiceAcc, "Stubbed");
+
+            return 0;
+        }
+
         public long GetProfile(ServiceCtx Context)
         {
             MakeObject(Context, new IProfile());