diff --git a/net/gce.sh b/net/gce.sh
index 5aed8b8ab..59995e097 100755
--- a/net/gce.sh
+++ b/net/gce.sh
@@ -711,19 +711,19 @@ EOF
   if [[ $clientNodeCount -gt 0 ]]; then
     cloud_CreateInstances "$prefix" "$prefix-client" "$clientNodeCount" \
       "$enableGpu" "$clientMachineType" "${zones[0]}" "$clientBootDiskSizeInGb" \
-      "$startupScript" "" "$bootDiskType"
+      "$startupScript" "" "$bootDiskType" ""
   fi
 
   if $blockstreamer; then
     cloud_CreateInstances "$prefix" "$prefix-blockstreamer" "1" \
       "$enableGpu" "$blockstreamerMachineType" "${zones[0]}" "$fullNodeBootDiskSizeInGb" \
-      "$startupScript" "$blockstreamerAddress" "$bootDiskType"
+      "$startupScript" "$blockstreamerAddress" "$bootDiskType" ""
   fi
 
   if [[ $replicatorNodeCount -gt 0 ]]; then
     cloud_CreateInstances "$prefix" "$prefix-replicator" "$replicatorNodeCount" \
       false "$replicatorMachineType" "${zones[0]}" "$replicatorBootDiskSizeInGb" \
-      "$startupScript" "" ""
+      "$startupScript" "" "" ""
   fi
 
   $metricsWriteDatapoint "testnet-deploy net-create-complete=1"
diff --git a/net/scripts/azure-provider.sh b/net/scripts/azure-provider.sh
index eeb7c2485..035dea6d9 100755
--- a/net/scripts/azure-provider.sh
+++ b/net/scripts/azure-provider.sh
@@ -146,6 +146,8 @@ cloud_Initialize() {
 # address       - Optional name of the GCE static IP address to attach to the
 #                 instance.  Requires that |numNodes| = 1 and that addressName
 #                 has been provisioned in the GCE region that is hosting `$zone`
+# bootDiskType  - Optional specify SSD or HDD boot disk
+# additionalDiskSize - Optional specify size of additional storage volume
 #
 # Tip: use cloud_FindInstances to locate the instances once this function
 #      returns
diff --git a/net/scripts/ec2-provider.sh b/net/scripts/ec2-provider.sh
index 3056f7650..6df4cabd7 100755
--- a/net/scripts/ec2-provider.sh
+++ b/net/scripts/ec2-provider.sh
@@ -148,6 +148,8 @@ cloud_Initialize() {
 # address       - Optional name of the GCE static IP address to attach to the
 #                 instance.  Requires that |numNodes| = 1 and that addressName
 #                 has been provisioned in the GCE region that is hosting |zone|
+# bootDiskType  - Optional specify SSD or HDD boot disk
+# additionalDiskSize - Optional specify size of additional storage volume
 #
 # Tip: use cloud_FindInstances to locate the instances once this function
 #      returns
diff --git a/net/scripts/gce-provider.sh b/net/scripts/gce-provider.sh
index da3c91680..7c0a98605 100755
--- a/net/scripts/gce-provider.sh
+++ b/net/scripts/gce-provider.sh
@@ -123,6 +123,8 @@ cloud_Initialize() {
 # address       - Optional name of the GCE static IP address to attach to the
 #                 instance.  Requires that |numNodes| = 1 and that addressName
 #                 has been provisioned in the GCE region that is hosting `$zone`
+# bootDiskType  - Optional specify SSD or HDD boot disk
+# additionalDiskSize - Optional specify size of additional storage volume
 #
 # Tip: use cloud_FindInstances to locate the instances once this function
 #      returns