diff --git a/flatpak/io.github.softfever.OrcaSlicer.yml b/flatpak/io.github.softfever.OrcaSlicer.yml
index b535ccddc3..5f991bd28a 100755
--- a/flatpak/io.github.softfever.OrcaSlicer.yml
+++ b/flatpak/io.github.softfever.OrcaSlicer.yml
@@ -45,18 +45,18 @@ modules:
       - -Dgallium-drivers=[]
       - -Dvulkan-drivers=[]
       - -Dplatforms=[]
-   # build-options:
-   #   arch:
-   #     aarch64:
-   #       config-opts:
-   #         - -Dlibunwind=disabled
+    build-options:
+      arch:
+        aarch64:
+          config-opts:
+            - -Dlibunwind=disabled
     cleanup:
       - /share/drirc.d
       - /include
       - "*.a"
     sources:
       - type: archive
-        url: https://archive.mesa3d.org/mesa-20.2.6.tar.xz
+        url: https://archive.mesa3d.org/older-versions/20.x/mesa-20.2.6.tar.xz
         sha256: f12ca3c6c622f11cd79ad66b4220f04514fa96f795062fe92a37339ab19885db
 
   - name: glu