diff --git a/Mesa.changes b/Mesa.changes
index e4d5efa..a75939b 100644
--- a/Mesa.changes
+++ b/Mesa.changes
@@ -2,7 +2,7 @@
 Tue Nov 15 15:01:19 UTC 2022 - Stefan Dirsch <sndirsch@suse.com>
 
 - try to fix build on ppc64le due to running OOM (boo#1205441)
-  * build with '-j1' on ppc64
+  * build with '-j1'
   * let's request 4G of physical memory via _constraints file
 
 -------------------------------------------------------------------
diff --git a/_constraints b/_constraints
index a30720c..8044594 100644
--- a/_constraints
+++ b/_constraints
@@ -3,8 +3,6 @@
     <conditions>
       <arch>aarch64</arch>
       <arch>ppc</arch>
-      <arch>ppc64</arch>
-      <arch>ppc64le</arch>
       <arch>x86_64</arch>
       <arch>i586</arch>
     </conditions>
@@ -12,9 +10,20 @@
       <disk>
         <size unit="G">9</size>
       </disk>
-      <memory>
-        <size unit="M">4096</size>
-      </memory>
+    </hardware>
+  </overwrite>
+  <overwrite>
+    <conditions>
+      <arch>ppc64</arch>
+      <arch>ppc64le</arch>
+    </conditions>
+    <hardware>
+      <disk>
+        <size unit="G">9</size>
+      </disk>
+      <physicalmemory>
+        <size unit="G">4</size>
+      </physicalmemory>
     </hardware>
   </overwrite>
 </constraints>