diff --git a/gatk.wdl b/gatk.wdl
index 59f08ce3878b3ec858da830c7f74f0f397b43eed..21543907e95db3f0136c3c06dc966decccf23ee8 100644
--- a/gatk.wdl
+++ b/gatk.wdl
@@ -331,8 +331,8 @@ task MergeStats {
     input {
         Array[File]+ stats
 
-        Int memory = 2
-        Float memoryMultiplier = 1.5
+        Int memory = 14
+        Float memoryMultiplier = 2
         String dockerImage = "quay.io/biocontainers/gatk4:4.1.2.0--1"
     }
 
@@ -435,7 +435,7 @@ task FilterMutectCalls {
         File mutect2Stats
         String? extraArgs
 
-        Int memory = 4
+        Int memory = 8
         Float memoryMultiplier = 1.5
         String dockerImage = "quay.io/biocontainers/gatk4:4.1.2.0--1"
     }
@@ -558,4 +558,4 @@ task CombineVariants {
         docker: dockerImage
         memory: ceil(memory * memoryMultiplier)
     }
-}
\ No newline at end of file
+}
diff --git a/somaticseq.wdl b/somaticseq.wdl
index 349c7d2f4b9042167990a1b26d7b7cbb18c140b3..7a25a0817950525000d53e2b13eccf4d79bfa323 100644
--- a/somaticseq.wdl
+++ b/somaticseq.wdl
@@ -280,7 +280,7 @@ task ModifyStrelka {
     }
 
     command {
-        set -e -o pipefail
+        set -e
 
         ~{installDir}/modify_Strelka.py \
         -infile ~{strelkaVCF} \