diff --git a/_constraints b/_constraints
index e673c29..26a9f7e 100644
--- a/_constraints
+++ b/_constraints
@@ -1,8 +1,8 @@
 <constraints>
+
 <overwrite>
   <conditions>
     <arch>x86_64</arch>
-    <arch>aarch64</arch>
   </conditions>
   <hardware>
     <physicalmemory>
@@ -10,4 +10,16 @@
     </physicalmemory>
   </hardware>
 </overwrite>
+
+<overwrite>
+  <conditions>
+    <arch>aarch64</arch>
+  </conditions>
+  <hardware>
+    <physicalmemory>
+    <size unit="G">6</size>
+    </physicalmemory>
+  </hardware>
+</overwrite>
+
 </constraints>