diff --git a/.gitmodules b/.gitmodules
index c27065533..142b85d70 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -85,3 +85,6 @@
 [submodule "third_party/VulkanMemoryAllocator"]
 	path = third_party/VulkanMemoryAllocator
 	url = https://github.com/GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator.git
+[submodule "third_party/oaknut"]
+	path = third_party/oaknut
+	url = https://github.com/merryhime/oaknut.git
diff --git a/src/xenia/cpu/backend/a64/premake5.lua b/src/xenia/cpu/backend/a64/premake5.lua
index de00dc64c..01a55e3c2 100644
--- a/src/xenia/cpu/backend/a64/premake5.lua
+++ b/src/xenia/cpu/backend/a64/premake5.lua
@@ -10,6 +10,7 @@ project("xenia-cpu-backend-a64")
     kind("None")
   filter({})
   language("C++")
+  cppdialect("C++20")
   links({
     "fmt",
     "xenia-base",
@@ -17,4 +18,8 @@ project("xenia-cpu-backend-a64")
   })
   defines({
   })
+
+  includedirs({
+    project_root.."/third_party/oaknut/include",
+  })
   local_platform_files()
diff --git a/third_party/oaknut b/third_party/oaknut
new file mode 160000
index 000000000..94c726ce0
--- /dev/null
+++ b/third_party/oaknut
@@ -0,0 +1 @@
+Subproject commit 94c726ce0338b054eb8cb5ea91de8fe6c19f4392