diff --git a/src/windows-emulator/syscalls.cpp b/src/windows-emulator/syscalls.cpp
index edc8e95b..17c723d2 100644
--- a/src/windows-emulator/syscalls.cpp
+++ b/src/windows-emulator/syscalls.cpp
@@ -259,6 +259,8 @@ namespace syscalls
     NTSTATUS handle_NtUnmapViewOfSection(const syscall_context& c, handle process_handle, uint64_t base_address);
     NTSTATUS handle_NtUnmapViewOfSectionEx(const syscall_context& c, handle process_handle, uint64_t base_address,
                                            ULONG /*flags*/);
+    NTSTATUS handle_NtAreMappedFilesTheSame(const syscall_context& c, emulator_pointer address1,
+                                            emulator_pointer address2);
 
     // syscalls/semaphore.cpp:
     NTSTATUS handle_NtOpenSemaphore(const syscall_context& c, emulator_object<handle> semaphore_handle,
@@ -866,6 +868,7 @@ void syscall_dispatcher::add_handlers(std::map<std::string, syscall_handler>& ha
     add_handler(NtFsControlFile);
     add_handler(NtQueryFullAttributesFile);
     add_handler(NtFlushBuffersFile);
+    add_handler(NtAreMappedFilesTheSame);
     add_handler(NtUserGetProcessWindowStation);
     add_handler(NtUserRegisterClassExWOW);
     add_handler(NtUserUnregisterClass);
diff --git a/src/windows-emulator/syscalls/registry.cpp b/src/windows-emulator/syscalls/registry.cpp
index f27190b6..724d284a 100644
--- a/src/windows-emulator/syscalls/registry.cpp
+++ b/src/windows-emulator/syscalls/registry.cpp
@@ -239,7 +239,7 @@ namespace syscalls
 
     NTSTATUS handle_NtSetInformationKey()
     {
-        return STATUS_NOT_SUPPORTED;
+        return STATUS_SUCCESS;
     }
 
     NTSTATUS handle_NtEnumerateKey(const syscall_context& c, const handle key_handle, const ULONG index,
diff --git a/src/windows-emulator/syscalls/section.cpp b/src/windows-emulator/syscalls/section.cpp
index eb7b837a..ac19b486 100644
--- a/src/windows-emulator/syscalls/section.cpp
+++ b/src/windows-emulator/syscalls/section.cpp
@@ -304,4 +304,10 @@ namespace syscalls
     {
         return handle_NtUnmapViewOfSection(c, process_handle, base_address);
     }
+
+    NTSTATUS handle_NtAreMappedFilesTheSame(const syscall_context& c, const emulator_pointer address1,
+                                            const emulator_pointer address2)
+    {
+        return STATUS_NOT_SUPPORTED;
+    }
 }