diff --git a/share/oneprovision/edge-clusters-extra/virtual/provisions/aws-hci.yml b/share/oneprovision/edge-clusters-extra/virtual/provisions/aws-hci.yml
index 95eaad206a..7cb4b7b582 100644
--- a/share/oneprovision/edge-clusters-extra/virtual/provisions/aws-hci.yml
+++ b/share/oneprovision/edge-clusters-extra/virtual/provisions/aws-hci.yml
@@ -48,6 +48,7 @@ defaults:
   provision:
     provider_name: 'aws'
     ami: "${input.aws_ami_image}"
+    root_size: "${input.aws_root_size}"
     instancetype: "${input.aws_instance_type}"
     cloud_init: true
   connection:
diff --git a/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.d/inputs-hci.yml b/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.d/inputs-hci.yml
index 6008e86102..205d23e6d7 100644
--- a/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.d/inputs-hci.yml
+++ b/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.d/inputs-hci.yml
@@ -46,6 +46,11 @@ inputs:
     description: 'AWS ami image used for host deployments'
     default: 'default'
 
+  - name: 'aws_root_size'
+    type: text
+    description: 'AWS instance root volume size, in GB'
+    default: '100'
+
   - name: 'aws_instance_type'
     type: text
     description: 'AWS instance type, use virtual instances'
diff --git a/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.d/inputs.yml b/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.d/inputs.yml
index b7f833189f..287ddda1a3 100644
--- a/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.d/inputs.yml
+++ b/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.d/inputs.yml
@@ -36,6 +36,11 @@ inputs:
     description: 'AWS ami image used for host deployments'
     default: 'default'
 
+  - name: 'aws_root_size'
+    type: text
+    description: 'AWS instance root volume size, in GB'
+    default: '100'
+
   - name: 'aws_instance_type'
     type: text
     description: 'AWS instance type, use virtual instances'
diff --git a/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.yml b/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.yml
index 875d026b43..ec03dd2063 100644
--- a/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.yml
+++ b/share/oneprovision/edge-clusters-extra/virtual/provisions/aws.yml
@@ -47,6 +47,7 @@ defaults:
   provision:
     provider_name: 'aws'
     ami: "${input.aws_ami_image}"
+    root_size: "${input.aws_root_size}"
     instancetype: "${input.aws_instance_type}"
     cloud_init: true
   connection:
diff --git a/share/oneprovision/edge-clusters/metal/provisions/aws-hci.yml b/share/oneprovision/edge-clusters/metal/provisions/aws-hci.yml
index 4d4816d6b7..515b2e9227 100644
--- a/share/oneprovision/edge-clusters/metal/provisions/aws-hci.yml
+++ b/share/oneprovision/edge-clusters/metal/provisions/aws-hci.yml
@@ -48,6 +48,7 @@ defaults:
   provision:
     provider_name: 'aws'
     ami: "${input.aws_ami_image}"
+    root_size: "${input.aws_root_size}"
     instancetype: "${input.aws_instance_type}"
     cloud_init: true
   connection:
diff --git a/share/oneprovision/edge-clusters/metal/provisions/aws.d/inputs-hci.yml b/share/oneprovision/edge-clusters/metal/provisions/aws.d/inputs-hci.yml
index c126c32992..fe0ea735a3 100644
--- a/share/oneprovision/edge-clusters/metal/provisions/aws.d/inputs-hci.yml
+++ b/share/oneprovision/edge-clusters/metal/provisions/aws.d/inputs-hci.yml
@@ -51,6 +51,11 @@ inputs:
     description: 'AWS instance type, use bare-metal instances'
     default: 'c5.metal'
 
+  - name: 'aws_root_size'
+    type: text
+    description: 'AWS instance root volume size, in GB'
+    default: '100'
+
   - name: 'ceph_disk_size'
     type: text
     description: 'Disk size of CEPH disk volume, in GB'
diff --git a/share/oneprovision/edge-clusters/metal/provisions/aws.d/inputs.yml b/share/oneprovision/edge-clusters/metal/provisions/aws.d/inputs.yml
index a3b5fba8dc..100c53fd64 100644
--- a/share/oneprovision/edge-clusters/metal/provisions/aws.d/inputs.yml
+++ b/share/oneprovision/edge-clusters/metal/provisions/aws.d/inputs.yml
@@ -36,6 +36,11 @@ inputs:
     description: 'AWS ami image used for host deployments'
     default: 'default'
 
+  - name: 'aws_root_size'
+    type: text
+    description: 'AWS instance root volume size, in GB'
+    default: '100'
+
   - name: 'aws_instance_type'
     type: text
     description: 'AWS instance type, use bare-metal instances'
diff --git a/share/oneprovision/edge-clusters/metal/provisions/aws.yml b/share/oneprovision/edge-clusters/metal/provisions/aws.yml
index 35b504f7b9..e7da55b6a8 100644
--- a/share/oneprovision/edge-clusters/metal/provisions/aws.yml
+++ b/share/oneprovision/edge-clusters/metal/provisions/aws.yml
@@ -46,6 +46,7 @@ defaults:
   provision:
     provider_name: 'aws'
     ami: "${input.aws_ami_image}"
+    root_size: "${input.aws_root_size}"
     instancetype: "${input.aws_instance_type}"
     cloud_init: true
   connection:
diff --git a/src/oneprovision/lib/terraform/providers/templates/aws/host.erb b/src/oneprovision/lib/terraform/providers/templates/aws/host.erb
index 7379c3692a..b24f4c8b4a 100644
--- a/src/oneprovision/lib/terraform/providers/templates/aws/host.erb
+++ b/src/oneprovision/lib/terraform/providers/templates/aws/host.erb
@@ -13,6 +13,11 @@ resource "aws_instance" "device_<%= obj['ID'] %>" {
 
     subnet_id              = aws_subnet.device_<%= c['ID'] %>.id
 
+    root_block_device {
+        volume_size = "<%= provision['ROOT_SIZE'] %>"
+    }
+
+
     <% ecidr = c['TEMPLATE']['PROVISION']['CIDR'] || "10.0.0.0/16"
        pref = ecidr.split('/').first.rpartition(".")[0]
        ip = pref << '.' << ( provision['INDEX'].to_i + 4 ).to_s