diff --git a/Mesa.changes b/Mesa.changes
index a75939b..4572cba 100644
--- a/Mesa.changes
+++ b/Mesa.changes
@@ -2,8 +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'
-  * let's request 4G of physical memory via _constraints file
+  * let's request 20G of physical memory via _constraints file
 
 -------------------------------------------------------------------
 Tue Nov  8 12:24:26 UTC 2022 - Stefan Dirsch <sndirsch@suse.com>
diff --git a/Mesa.spec b/Mesa.spec
index b3e857f..060d7c9 100644
--- a/Mesa.spec
+++ b/Mesa.spec
@@ -884,12 +884,7 @@ egl_platforms=x11,wayland
             -Dcpp_args="%{optflags}"
 %endif
 
-# not enough memory on ppc64le (boo#1205441)
-%ifarch ppc64 ppc64le
-%meson_build -j1
-%else
 %meson_build
-%endif
 
 %install
 %meson_install
diff --git a/_constraints b/_constraints
index 8044594..03d0a0c 100644
--- a/_constraints
+++ b/_constraints
@@ -22,7 +22,7 @@
         <size unit="G">9</size>
       </disk>
       <physicalmemory>
-        <size unit="G">4</size>
+        <size unit="G">20</size>
       </physicalmemory>
     </hardware>
   </overwrite>