diff --git a/clever.wdl b/clever.wdl
index 34a96122bca1556cdb7ecc808492c411a0a0a574..54f81082e77bd79713c26080e0cf6e3e2152f1f0 100644
--- a/clever.wdl
+++ b/clever.wdl
@@ -1,5 +1,5 @@
 version 1.0 
-
+import "bwa.wdl"
 task Prediction {
     input {
         File bamFile
@@ -30,7 +30,7 @@ task Prediction {
     
     runtime {
         cpu: threads
-        memory: mem
+        memory: memory
         docker: dockerImage
     }   
 
diff --git a/manta.wdl b/manta.wdl
index 4b970fbca1d2877eb0fc7fb6620ebbc6f387e1be..09a7c4ed40a0b08e73e29970d55e17f42d109b88 100644
--- a/manta.wdl
+++ b/manta.wdl
@@ -88,7 +88,7 @@ task Germline {
         Boolean exome = false
         
         Int cores = 1
-        String memory = "4G"
+        Int memoryGb = 4
     }
 
     command {
@@ -103,7 +103,7 @@ task Germline {
         ~{runDir}/runWorkflow.py \
         -m local \
         -j ~{cores} \
-        -g ~{memory}
+        -g ~{memoryGb}
     }
 
     output {
@@ -113,7 +113,7 @@ task Germline {
     
     runtime {
         cpu: cores
-        memory: memory
+        memory: "~{memoryGb}G"
         docker: dockerImage
     }
 }
diff --git a/picard.wdl b/picard.wdl
index 4abd7ce05608d10f45f03875c6ecc322f9a7e1d3..cd923bb7fa964cd8cc7ab1bb53d78ba7de45d8b1 100644
--- a/picard.wdl
+++ b/picard.wdl
@@ -638,7 +638,7 @@ task RenameSample {
 
     runtime {
         docker: dockerImage
-        memory = memory
+        memory: memory
     }
 }