diff --git a/conf/munin.config b/conf/munin.config
index 4f9c209..34d36ae 100644
--- a/conf/munin.config
+++ b/conf/munin.config
@@ -20,9 +20,10 @@ process {
   maxForks = 46
 
 // Limit cpus for Mutect2
-  withName:'Mutect2|Mutect2Single' {
+process {
+  withName:'Mutect2|Mutect2Single|PileupSummariesForMutect2' {
     time = {48.h * task.attempt}
-    maxForks = 23
+    maxForks = 12
   }
 }