diff --git a/gridss.wdl b/gridss.wdl
index 7d6a1ebf028cba0b7e713f8dfb5cb997a856da51..d3d251a5b2a811d38db2776784e2a41a60f1578c 100644
--- a/gridss.wdl
+++ b/gridss.wdl
@@ -146,7 +146,8 @@ task GRIDSS {
         gridssProperties: {description: "A properties file for gridss.", category: "advanced"}
 
         threads: {description: "The number of the threads to use.", category: "advanced"}
-        jvmHeapSizeGb: {description: "The size of JVM heap for assembly and variant calling",category: "advanced"}
+        jvmHeapSizeGb: {description: "The size of JVM heap for assembly and variant calling", category: "advanced"}
+        nonJvmMemoryGb: {description: "The amount of memory in Gb to be requested besides JVM memory.", category: "advanced"}
         timeMinutes: {description: "The maximum amount of time the job will run in minutes.", category: "advanced"}
         dockerImage: {description: "The docker image used for this task. Changing this may result in errors which the developers may choose not to address.", category: "advanced"}