diff -r 4fd43e0d4a8f -r a9aa543a508a MozillaFirefox/_constraints
--- a/MozillaFirefox/_constraints	Thu Jul 23 16:04:32 2020 +0200
+++ b/MozillaFirefox/_constraints	Sat Aug 22 08:33:39 2020 +0200
@@ -7,6 +7,9 @@
     <memory>
       <size unit="G">8</size>
     </memory>
+    <memoryperjob>
+      <size unit="M">2000</size>
+    </memoryperjob>
   </hardware>
   <overwrite>
     <conditions>
@@ -54,6 +57,9 @@
       <physicalmemory>
         <size unit="G">10</size>
       </physicalmemory>
+      <memoryperjob>
+        <size unit="M">2500</size>
+      </memoryperjob>
     </hardware>
   </overwrite>
 </constraints>