diff --git a/packages/core/pianoroll.mjs b/packages/core/pianoroll.mjs
index 60b1dc7b..378480ba 100644
--- a/packages/core/pianoroll.mjs
+++ b/packages/core/pianoroll.mjs
@@ -4,11 +4,19 @@ Copyright (C) 2022 Strudel contributors - see <https://github.com/tidalcycles/st
 This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
-import { Pattern, toMidi, getDrawContext } from './index.mjs';
+import { Pattern, toMidi, getDrawContext, freqToMidi } from './index.mjs';
 
 const scale = (normalized, min, max) => normalized * (max - min) + min;
 const getValue = (e) => {
-  let value = typeof e.value === 'object' ? e.value.note ?? e.value.n : e.value;
+  let { value } = e;
+  if (typeof e.value !== 'object') {
+    value = { value };
+  }
+  let { note, n, freq } = value;
+  if (freq) {
+    note = freqToMidi(freq);
+  }
+  value = note ?? n ?? e.value;
   if (typeof value === 'string') {
     value = toMidi(value);
   }