diff --git a/ic-os/setupos/config/config.ini b/ic-os/setupos/config/config.ini
index bad8ac8e254..7edb9169fb6 100644
--- a/ic-os/setupos/config/config.ini
+++ b/ic-os/setupos/config/config.ini
@@ -38,4 +38,4 @@ ipv6_gateway=2a00:fb01:400:200::1
 # Domain Name (required with IPv4)
 # ----------------------------------
 # Define the domain name for your node. Ensure proper configuration of A and AAAA records for this domain.
-# domain_name=node1.example.com
+# domain=node1.example.com
diff --git a/ic-os/utils/bare_metal_deployment/deploy.py b/ic-os/utils/bare_metal_deployment/deploy.py
index 7b2fcf3d0f2..b9aae3b7316 100755
--- a/ic-os/utils/bare_metal_deployment/deploy.py
+++ b/ic-os/utils/bare_metal_deployment/deploy.py
@@ -90,7 +90,7 @@ class Args:
     inject_image_ipv4_prefix_length: Optional[str] = None
 
     # If present - decompress `upload_img` and inject this into config.ini
-    inject_image_domain_name: Optional[str] = None
+    inject_image_domain: Optional[str] = None
 
     # Path to the setupos-inject-configuration tool. Necessary if any inject* args are present
     inject_configuration_tool: Optional[str] = None
@@ -127,7 +127,7 @@ def __post_init__(self):
         ipv4_args = [self.inject_image_ipv4_address,
                      self.inject_image_ipv4_gateway,
                      self.inject_image_ipv4_prefix_length,
-                     self.inject_image_domain_name]
+                     self.inject_image_domain]
         assert all(ipv4_args) or not any(ipv4_args), \
             "All ipv4 flags must be present or none"
         assert self.file_share_ssh_key is None \
@@ -174,7 +174,7 @@ class Ipv4Args:
     address: str
     gateway: str
     prefix_length: str
-    domain_name: str
+    domain: str
 
 
 def parse_from_row(row: List[str], network_image_url: str) -> BMCInfo:
@@ -507,7 +507,7 @@ def is_executable(p: Path) -> bool:
         ipv4_part = f"--ipv4-address {ipv4_args.address} "
         ipv4_part += f"--ipv4-gateway {ipv4_args.gateway} "
         ipv4_part += f"--ipv4-prefix-length {ipv4_args.prefix_length} "
-        ipv4_part += f"--domain-name {ipv4_args.domain_name} "
+        ipv4_part += f"--domain {ipv4_args.domain} "
 
     invoke.run(f"{setupos_inject_configuration_path} {image_part} {prefix_part} {gateway_part} {ipv4_part}", echo=True)
 
@@ -550,7 +550,7 @@ def main():
         ipv4_args = Ipv4Args(args.inject_image_ipv4_address,
                              args.inject_image_ipv4_gateway,
                              args.inject_image_ipv4_prefix_length,
-                             args.inject_image_domain_name)
+                             args.inject_image_domain)
 
     if args.upload_img or args.inject_image_ipv6_prefix:
         file_share_endpoint = create_file_share_endpoint(args.file_share_url, args.file_share_username)
diff --git a/ic-os/utils/bare_metal_deployment/zh2-dll01.yaml b/ic-os/utils/bare_metal_deployment/zh2-dll01.yaml
index 5df5477c371..4e2633091af 100644
--- a/ic-os/utils/bare_metal_deployment/zh2-dll01.yaml
+++ b/ic-os/utils/bare_metal_deployment/zh2-dll01.yaml
@@ -6,4 +6,4 @@ inject_image_ipv6_gateway: 2a00:fb01:400:200::1
 inject_image_ipv4_address: 212.71.124.178
 inject_image_ipv4_gateway: 212.71.124.177
 inject_image_ipv4_prefix_length: 28
-inject_image_domain_name: bare_metal_deployment.icp5.io
+inject_image_domain: bare-metal-deployment.icp5.io
diff --git a/rs/ic_os/setupos-inject-configuration/src/main.rs b/rs/ic_os/setupos-inject-configuration/src/main.rs
index 582570c39fa..c957240cc78 100644
--- a/rs/ic_os/setupos-inject-configuration/src/main.rs
+++ b/rs/ic_os/setupos-inject-configuration/src/main.rs
@@ -54,7 +54,7 @@ struct NetworkConfig {
     ipv4_prefix_length: Option<u8>,
 
     #[arg(long)]
-    domain_name: Option<String>,
+    domain: Option<String>,
 
     #[arg(long)]
     mgmt_mac: Option<String>,
@@ -184,7 +184,7 @@ async fn write_config(path: &Path, cfg: &NetworkConfig) -> Result<(), Error> {
         ipv4_address,
         ipv4_gateway,
         ipv4_prefix_length,
-        domain_name,
+        domain,
     } = cfg;
 
     if let (Some(ipv6_prefix), Some(ipv6_gateway)) = (ipv6_prefix, ipv6_gateway) {
@@ -194,13 +194,13 @@ async fn write_config(path: &Path, cfg: &NetworkConfig) -> Result<(), Error> {
         writeln!(&mut f, "ipv6_gateway={}", ipv6_gateway)?;
     }
 
-    if let (Some(ipv4_address), Some(ipv4_gateway), Some(ipv4_prefix_length), Some(domain_name)) =
-        (ipv4_address, ipv4_gateway, ipv4_prefix_length, domain_name)
+    if let (Some(ipv4_address), Some(ipv4_gateway), Some(ipv4_prefix_length), Some(domain)) =
+        (ipv4_address, ipv4_gateway, ipv4_prefix_length, domain)
     {
         writeln!(&mut f, "ipv4_address={}", ipv4_address)?;
         writeln!(&mut f, "ipv4_gateway={}", ipv4_gateway)?;
         writeln!(&mut f, "ipv4_prefix_length={}", ipv4_prefix_length)?;
-        writeln!(&mut f, "domain_name={}", domain_name)?;
+        writeln!(&mut f, "domain={}", domain)?;
     }
 
     if let Some(mgmt_mac) = mgmt_mac {