diff --git a/opensearch-coord1/config.json b/opensearch-coord1/config.json
index 6695e7f..716b024 100644
--- a/opensearch-coord1/config.json
+++ b/opensearch-coord1/config.json
@@ -3,11 +3,7 @@
   "version": "1.0.0",
   "slug": "opensearch-coord1",
   "description": "OpenSearch server (es-compatible) for logs and metrics. Configurable JVM heap, node roles, cluster discovery and volumes.",
-  "arch": [
-    "amd64",
-    "armv7",
-    "arm64"
-  ],
+  "arch": ["amd64", "armv7", "aarch64"],
   "startup": "services",
   "boot": "auto",
   "host_network": true,
@@ -46,12 +42,7 @@
   "schema": {
     "cluster_name": "str",
     "node_name": "str",
-    "node_roles": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "node_roles": "list(str)",
     "discovery_type": [
       "str",
       [
@@ -61,25 +52,10 @@
         "ec2"
       ]
     ],
-    "discovery_seed_hosts": [
-      "list",
-      [
-        "str"
-      ]
-    ],
-    "initial_master_nodes": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "discovery_seed_hosts": "list(str)",
+    "initial_master_nodes": "list(str)",
     "opensearch_heap": "str",
-    "plugins": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "plugins": "list(str)",
     "bootstrap_memory_lock": "bool",
     "http_port": "int",
     "transport_port": "int",
diff --git a/opensearch-coord2/config.json b/opensearch-coord2/config.json
index 111cba9..37c44c3 100644
--- a/opensearch-coord2/config.json
+++ b/opensearch-coord2/config.json
@@ -3,11 +3,7 @@
   "version": "1.0.0",
   "slug": "opensearch-coord2",
   "description": "OpenSearch server (es-compatible) for logs and metrics. Configurable JVM heap, node roles, cluster discovery and volumes.",
-  "arch": [
-    "amd64",
-    "armv7",
-    "arm64"
-  ],
+  "arch": ["amd64", "armv7", "aarch64"],
   "startup": "services",
   "boot": "auto",
   "host_network": true,
@@ -46,12 +42,7 @@
   "schema": {
     "cluster_name": "str",
     "node_name": "str",
-    "node_roles": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "node_roles": "list(str)",
     "discovery_type": [
       "str",
       [
@@ -61,25 +52,10 @@
         "ec2"
       ]
     ],
-    "discovery_seed_hosts": [
-      "list",
-      [
-        "str"
-      ]
-    ],
-    "initial_master_nodes": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "discovery_seed_hosts": "list(str)",
+    "initial_master_nodes": "list(str)",
     "opensearch_heap": "str",
-    "plugins": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "plugins": "list(str)",
     "bootstrap_memory_lock": "bool",
     "http_port": "int",
     "transport_port": "int",
diff --git a/opensearch-dashboards/config.json b/opensearch-dashboards/config.json
index 57dbf89..f2950d3 100644
--- a/opensearch-dashboards/config.json
+++ b/opensearch-dashboards/config.json
@@ -3,11 +3,7 @@
   "version": "1.0.0",
   "slug": "opensearch-dashboards",
   "description": "OpenSearch Dashboards (Kibana compatible) to visualize OpenSearch data.",
-  "arch": [
-    "amd64",
-    "armv7",
-    "arm64"
-  ],
+  "arch": ["amd64", "armv7", "aarch64"],
   "startup": "services",
   "boot": "auto",
   "host_network": true,
@@ -34,12 +30,7 @@
     "opensearch_username": "str",
     "opensearch_password": "str",
     "kibana_index": "str",
-    "plugins": [
-      "list",
-      [
-        "str"
-      ]
-    ]
+    "plugins": "list(str)"
   },
   "ports": {
     "5601/tcp": 5601
diff --git a/opensearch-data1/config.json b/opensearch-data1/config.json
index 0ae81d8..1361b67 100644
--- a/opensearch-data1/config.json
+++ b/opensearch-data1/config.json
@@ -3,11 +3,7 @@
   "version": "1.0.0",
   "slug": "opensearch-data1",
   "description": "OpenSearch server (es-compatible) for logs and metrics. Configurable JVM heap, node roles, cluster discovery and volumes.",
-  "arch": [
-    "amd64",
-    "armv7",
-    "arm64"
-  ],
+  "arch":["amd64", "armv7", "aarch64"],
   "startup": "services",
   "boot": "auto",
   "host_network": true,
@@ -47,12 +43,7 @@
   "schema": {
     "cluster_name": "str",
     "node_name": "str",
-    "node_roles": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "node_roles": "list(str)",
     "discovery_type": [
       "str",
       [
@@ -62,25 +53,10 @@
         "ec2"
       ]
     ],
-    "discovery_seed_hosts": [
-      "list",
-      [
-        "str"
-      ]
-    ],
-    "initial_master_nodes": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "discovery_seed_hosts": "list(str)",
+    "initial_master_nodes": "list(str)",
     "opensearch_heap": "str",
-    "plugins": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "plugins": "list(str)",
     "bootstrap_memory_lock": "bool",
     "http_port": "int",
     "transport_port": "int",
diff --git a/opensearch-data2/config.json b/opensearch-data2/config.json
index ee908c3..55682de 100644
--- a/opensearch-data2/config.json
+++ b/opensearch-data2/config.json
@@ -3,11 +3,7 @@
   "version": "1.0.0",
   "slug": "opensearch-data2",
   "description": "OpenSearch server (es-compatible) for logs and metrics. Configurable JVM heap, node roles, cluster discovery and volumes.",
-  "arch": [
-    "amd64",
-    "armv7",
-    "arm64"
-  ],
+  "arch": ["amd64", "armv7", "aarch64"],
   "startup": "services",
   "boot": "auto",
   "host_network": true,
@@ -47,12 +43,7 @@
   "schema": {
     "cluster_name": "str",
     "node_name": "str",
-    "node_roles": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "node_roles": "list(str)",
     "discovery_type": [
       "str",
       [
@@ -62,25 +53,10 @@
         "ec2"
       ]
     ],
-    "discovery_seed_hosts": [
-      "list",
-      [
-        "str"
-      ]
-    ],
-    "initial_master_nodes": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "discovery_seed_hosts": "list(str)",
+    "initial_master_nodes": "list(str)",
     "opensearch_heap": "str",
-    "plugins": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "plugins": "list(str)",
     "bootstrap_memory_lock": "bool",
     "http_port": "int",
     "transport_port": "int",
diff --git a/opensearch-master/config.json b/opensearch-master/config.json
index ce8f7e8..a293af8 100644
--- a/opensearch-master/config.json
+++ b/opensearch-master/config.json
@@ -3,11 +3,7 @@
   "version": "1.0.0",
   "slug": "opensearch-master",
   "description": "OpenSearch server (es-compatible) for logs and metrics. Configurable JVM heap, node roles, cluster discovery and volumes.",
-  "arch": [
-    "amd64",
-    "armv7",
-    "arm64"
-  ],
+  "arch": ["amd64", "armv7", "aarch64"],
   "startup": "services",
   "boot": "auto",
   "host_network": true,
@@ -46,12 +42,7 @@
   "schema": {
     "cluster_name": "str",
     "node_name": "str",
-    "node_roles": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "node_roles": "list(str)",
     "discovery_type": [
       "str",
       [
@@ -61,25 +52,10 @@
         "ec2"
       ]
     ],
-    "discovery_seed_hosts": [
-      "list",
-      [
-        "str"
-      ]
-    ],
-    "initial_master_nodes": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "discovery_seed_hosts": "list(str)",
+    "initial_master_nodes": "list(str)",
     "opensearch_heap": "str",
-    "plugins": [
-      "list",
-      [
-        "str"
-      ]
-    ],
+    "plugins": "list(str)",
     "bootstrap_memory_lock": "bool",
     "http_port": "int",
     "transport_port": "int",
diff --git a/opensearch-nginx-lb/config.json b/opensearch-nginx-lb/config.json
index 7f9a304..0f86ab4 100644
--- a/opensearch-nginx-lb/config.json
+++ b/opensearch-nginx-lb/config.json
@@ -3,11 +3,7 @@
   "version": "1.0.0",
   "slug": "opensearch-nginx-lb",
   "description": "NGINX load balancer for OpenSearch coordinator nodes.",
-  "arch": [
-    "amd64",
-    "armv7",
-    "arm64"
-  ],
+  "arch": ["amd64", "armv7", "aarch64"],
   "startup": "services",
   "boot": "auto",
   "host_network": true,
@@ -27,12 +23,7 @@
   },
   "schema": {
     "lb_port": "int",
-    "coordinator_nodes": [
-      "list",
-      [
-        "str"
-      ]
-    ]
+    "coordinator_nodes": "list(str)"
   },
   "ports": {
     "9200/tcp": 9200