diff --git a/image-builder/manifests/iso/network_data.json b/image-builder/manifests/iso/network_data.json
index 6d71682..12a953d 100644
--- a/image-builder/manifests/iso/network_data.json
+++ b/image-builder/manifests/iso/network_data.json
@@ -1,7 +1,7 @@
 {
     "links": [
         {
-	    "ethernet_mac_address": "52:54:00:6c:99:85",
+            "ethernet_mac_address": "52:54:00:6c:99:85",
             "id": "ens3",
             "type": "phy"
         }
@@ -10,7 +10,7 @@
         {
             "id": "network0",
             "link": "ens3",
-	    "network_id": "99e88329-f20d-4741-9596-25bf07847b16",
+            "network_id": "99e88329-f20d-4741-9596-25bf07847b16",
             "type": "ipv4_dhcp"
         }
     ],