diff --git a/definitions/tools/docm_gatk_haplotype_caller.wdl b/definitions/tools/docm_gatk_haplotype_caller.wdl
index 16d9e0d..d9e1564 100644
--- a/definitions/tools/docm_gatk_haplotype_caller.wdl
+++ b/definitions/tools/docm_gatk_haplotype_caller.wdl
@@ -27,7 +27,7 @@ task docmGatkHaplotypeCaller {
     preemptible: 1
     maxRetries: 2
     memory: "9GB"
-    docker: "broadinstitute/gatk:4.1.2.0"
+    docker: "broadinstitute/gatk:4.1.3.0"
     disks: "local-disk ~{space_needed_gb} HDD"
   }
 
diff --git a/definitions/tools/mutect.wdl b/definitions/tools/mutect.wdl
index a165b8f..f7cf0fb 100644
--- a/definitions/tools/mutect.wdl
+++ b/definitions/tools/mutect.wdl
@@ -29,7 +29,7 @@ task mutect {
     preemptible: 1
     maxRetries: 2
     docker: "broadinstitute/gatk:4.2.3.0"
-    memory: "2GB"
+    memory: "8GB"
     bootDiskSizeGb: space_needed_gb
     disks: "local-disk ~{space_needed_gb} HDD"
   }