--- a/PKGBUILD
+++ b/PKGBUILD
@@ -38,7 +38,6 @@
   'libcap'
   'libdrm'
   'libevdev'
-  'libmfx'
   'libpipewire'
   'libpulse'
   'libva'
@@ -58,6 +57,9 @@
   'which'
 )
 
+# Intel Media SDK is unavailable on ARM.
+depends_x86_64=('libmfx')
+
 makedepends=(
   'appstream'
   'appstream-glib'
@@ -72,6 +74,9 @@
   'shaderc'
 )
 
+# Use distro Vulkan headers instead of the bundled SDK's recursive sources.
+makedepends_aarch64=('vulkan-headers')
+
 checkdepends=(
   'gcovr'
   'imagemagick'
@@ -119,7 +124,13 @@
 
 prepare() {
     cd "$pkgname"
-    git submodule update --recursive --init --depth 1
+    if [[ $CARCH == aarch64 ]]; then
+      git submodule update --init --depth 1
+      # Fetch Moonlight's nested sources without pulling in the bundled SDK.
+      git -C third-party/moonlight-common-c submodule update --recursive --init --depth 1
+    else
+      git submodule update --recursive --init --depth 1
+    fi
 }
 
 build() {
@@ -149,6 +160,10 @@
       -D SUNSHINE_PUBLISHER_ISSUE_URL='https://app.lizardbyte.dev/support'
     )
 
+    if [[ $CARCH == aarch64 ]]; then
+      _cmake_options+=(-D SUNSHINE_SYSTEM_VULKAN_HEADERS=ON)
+    fi
+
     if [[ "${_use_cuda::1}" != "t" ]]; then
       _cmake_options+=(-DSUNSHINE_ENABLE_CUDA=OFF -DCUDA_FAIL_ON_MISSING=OFF)
     else