diff --git a/modulecheck/forms.json b/modulecheck/forms.json
index 2af3bb900ad17ac01537fa93d0b64c96516f8983..6355f7f51b1d23329c5d1d04a2890399a6272473 100644
--- a/modulecheck/forms.json
+++ b/modulecheck/forms.json
@@ -114,7 +114,7 @@
             "default": "auto"
           },
           "supportDimensions": {
-            "description": "This label identifies the card appearance specification. The value is \"1*2\", \" 2*2\", \"2*4\", \"4*4\", \"1*1\", \"6*4\", \"2*3\", \"3*3\" and cannot be default. \"2*3\", \"3*3\" used for wearable devices. At least one card specification must be specified when defining a card.",
+            "description": "This label identifies the card appearance specification. The value is \"1*2\", \" 2*2\", \"2*4\", \"4*4\", \"1*1\", \"6*4\", \"2*3\", \"3*3\" and cannot be default. \"2*3\", \"3*3\" used for wearable devices,\"3*4\" used for TV devices. At least one card specification must be specified when defining a card.",
             "type": "array",
             "uniqueItems": true,
             "items": {
@@ -127,12 +127,13 @@
                 "1*1",
                 "6*4",
                 "2*3",
-                "3*3"
+                "3*3",
+                "3*4"
               ]
             }
           },
           "defaultDimension": {
-            "description": "This label identifies the default appearance specifications of the card. \"2*3\", \"3*3\" used for wearable devices.",
+            "description": "This label identifies the default appearance specifications of the card. \"2*3\", \"3*3\" used for wearable devices,\"3*4\" used for TV devices.",
             "type": "string",
             "uniqueItems": true,
             "enum": [
@@ -143,7 +144,8 @@
               "1*1",
               "6*4",
               "2*3",
-              "3*3"
+              "3*3",
+              "3*4"
             ]
           },
           "updateEnabled": {