diff --git a/roles/global_defaults/meta/argument_specs.yml b/roles/global_defaults/meta/argument_specs.yml
index f1531d5..7a027e4 100644
--- a/roles/global_defaults/meta/argument_specs.yml
+++ b/roles/global_defaults/meta/argument_specs.yml
@@ -43,7 +43,7 @@ argument_specs:
           filesystem: {type: str, choices: [btrfs, ext4, xfs]}
           name: {type: str}
           source: {type: str}
-          id: {type: str}
+          id: {type: int}
           cpus: {type: int}
           memory: {type: int}
           balloon: {type: int}
@@ -61,7 +61,7 @@ argument_specs:
             type: dict
             options:
               bridge: {type: str}
-              vlan: {type: str}
+              vlan: {type: int}
               ip: {type: str}
               prefix: {type: int}
               gateway: {type: str}
@@ -93,11 +93,11 @@ argument_specs:
             type: list
             elements: dict
             options:
-              size: {type: float}
+              size: {type: int}
               device: {type: str}
               storage: {type: str}
               format: {type: str}
-              bus: {type: str}
+              bus: {type: str, choices: ["", scsi, virtio, sata, ide]}
               slot: {type: int}
               path: {type: str}
               target: {type: str}