diff --git a/packages/backend/src/server/api/endpoints/notes/edit.ts b/packages/backend/src/server/api/endpoints/notes/edit.ts
index a0b04f0c45..5244cff6af 100644
--- a/packages/backend/src/server/api/endpoints/notes/edit.ts
+++ b/packages/backend/src/server/api/endpoints/notes/edit.ts
@@ -140,7 +140,13 @@ export const meta = {
 			code: "NOT_LOCAL_USER",
 			id: "b907f407-2aa0-4283-800b-a2c56290b822",
 		},
-	},
+
+		cannotChangeVisibility: {
+				message: "You cannot change the visibility of a note.",
+				code: "CANNOT_CHANGE_VISIBILITY",
+				id: "2917fd0b-da04-41de-949f-146835a006c6",
+		},
+	}
 } as const;
 
 export const paramDef = {
@@ -523,7 +529,8 @@ export default define(meta, paramDef, async (ps, user) => {
 		update.cw = null;
 	}
 	if (ps.visibility !== note.visibility) {
-		update.visibility = ps.visibility;
+		// update.visibility = ps.visibility;
+		throw new ApiError(meta.errors.cannotChangeVisibility);
 	}
 	if (ps.localOnly !== note.localOnly) {
 		update.localOnly = ps.localOnly;