diff --git a/packages/backend/src/server/api/endpoints/notes/create.ts b/packages/backend/src/server/api/endpoints/notes/create.ts
index 72e61e9ed..9a6a5293b 100644
--- a/packages/backend/src/server/api/endpoints/notes/create.ts
+++ b/packages/backend/src/server/api/endpoints/notes/create.ts
@@ -140,9 +140,9 @@ export const paramDef = {
 				choices: {
 					type: "array",
 					uniqueItems: false,
-					minItems: 0,
+					minItems: 1,
 					maxItems: 20,
-					items: { type: "string", minLength: 0, maxLength: 100 },
+					items: { type: "string", minLength: 1, maxLength: 100 },
 				},
 				multiple: { type: "boolean", default: false },
 				expiresAt: { type: "integer", nullable: true },