diff --git a/terraform/04-virtual-machines.tfvars b/terraform/04-virtual-machines.tfvars
index 1940e41..24c2a7a 100644
--- a/terraform/04-virtual-machines.tfvars
+++ b/terraform/04-virtual-machines.tfvars
@@ -3,9 +3,9 @@ virtual_machines = {
         fqdn = "amon.fabrica.local",
         domain = "fabrica.local",
         create_dns_a_record = "no",
-        cpu = 0.4,
-        vcpu = 4,
-        memory = 4096,
+        cpu = "0.4",
+        vcpu = "4",
+        memory = "4096",
         network_interfaces = [
             { network_name = "internet", ip = "192.168.1.3" },
             { network_name = "office", ip = "192.168.10.254" }
@@ -25,9 +25,9 @@ virtual_machines = {
         fqdn = "scribe.fabrica.local",
         domain = "fabrica.local",
         create_dns_a_record = "no",
-        cpu = 0.4,
-        vcpu = 4,
-        memory = 4096,
+        cpu = "0.4",
+        vcpu = "4",
+        memory = "4096",
         network_interfaces = [
             { network_name = "office", ip = "192.168.10.200" }
         ],