diff --git a/packages/backend/src/server/api/endpoints/i/update.ts b/packages/backend/src/server/api/endpoints/i/update.ts
index 5a160d632c..7c13503f9b 100644
--- a/packages/backend/src/server/api/endpoints/i/update.ts
+++ b/packages/backend/src/server/api/endpoints/i/update.ts
@@ -270,7 +270,7 @@ export const paramDef = {
 				minLength: 1,
 				maxLength: 128,
 			},
-			maxLength: 32,
+			maxItems: 32,
 		},
 	},
 } as const;