diff --git a/Mesa.changes b/Mesa.changes
index d0009cb..e4d5efa 100644
--- a/Mesa.changes
+++ b/Mesa.changes
@@ -1,7 +1,9 @@
 -------------------------------------------------------------------
 Tue Nov 15 15:01:19 UTC 2022 - Stefan Dirsch <sndirsch@suse.com>
 
-- build with '-j1' on ppc64 due to running OOM (boo#1205441)
+- try to fix build on ppc64le due to running OOM (boo#1205441)
+  * build with '-j1' on ppc64
+  * let's request 4G of physical memory via _constraints file
 
 -------------------------------------------------------------------
 Tue Nov  8 12:24:26 UTC 2022 - Stefan Dirsch <sndirsch@suse.com>
diff --git a/_constraints b/_constraints
index fd47420..a30720c 100644
--- a/_constraints
+++ b/_constraints
@@ -12,6 +12,9 @@
       <disk>
         <size unit="G">9</size>
       </disk>
+      <memory>
+        <size unit="M">4096</size>
+      </memory>
     </hardware>
   </overwrite>
 </constraints>