diff --git a/modulecheck/forms.json b/modulecheck/forms.json
index 827f3a50b2be292d8e01ccc3ef10db74139b419a..bb00a9728626cc106e09bbb021335d2febbec5bd 100644
--- a/modulecheck/forms.json
+++ b/modulecheck/forms.json
@@ -94,7 +94,7 @@
             "default": "auto"
           },
           "supportDimensions": {
-            "description": "This label identifies the card appearance specification. The value is \"1*2\", \" 2*2\", \"2*4\", \"4*4\" and cannot be default. 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\", and cannot be default. At least one card specification must be specified when defining a card.",
             "type": "array",
             "uniqueItems": true,
             "items": {
@@ -103,7 +103,8 @@
                 "1*2",
                 "2*2",
                 "2*4",
-                "4*4"
+                "4*4",
+                "1*1"
               ]
             }
           },