diff --git a/schema/metadata/entityDefs.json b/schema/metadata/entityDefs.json
index c5d0eb7b52..132863863d 100644
--- a/schema/metadata/entityDefs.json
+++ b/schema/metadata/entityDefs.json
@@ -433,6 +433,27 @@
                         }
                     }
                 },
+                {
+                    "if": {
+                        "properties": {
+                            "type": {
+                                "anyOf": [
+                                    {"const": "enum"},
+                                    {"const": "multiEnum"},
+                                    {"const": "checklist"}
+                                ]
+                            }
+                        }
+                    },
+                    "then": {
+                        "properties": {
+                            "isSorted": {
+                                "type": "boolean",
+                                "description": "Sort the dropdown options alphabetically."
+                            }
+                        }
+                    }
+                },
                 {
                     "if": {
                         "properties": {