diff --git a/packages/core/strudel.mjs b/packages/core/strudel.mjs
index 24c2d723..35f16d4c 100644
--- a/packages/core/strudel.mjs
+++ b/packages/core/strudel.mjs
@@ -1,35 +1,5 @@
 import Fraction from './fraction.mjs';
-import { isNote, toMidi, compose } from './util.mjs';
-
-// Removes 'None' values from given list
-const removeUndefineds = (xs) => xs.filter((x) => x != undefined);
-
-const flatten = (arr) => [].concat(...arr);
-
-const id = (a) => a;
-
-const listRange = (min, max) => Array.from({ length: max - min + 1 }, (_, i) => i + min);
-
-export function curry(func, overload) {
-  const fn = function curried(...args) {
-    if (args.length >= func.length) {
-      return func.apply(this, args);
-    } else {
-      const partial = function (...args2) {
-        return curried.apply(this, args.concat(args2));
-      };
-      if (overload) {
-        overload(partial, args);
-      }
-      return partial;
-    }
-  };
-  if (overload) {
-    // overload function without args... needed for chordBass.transpose(2)
-    overload(fn, []);
-  }
-  return fn;
-}
+import { isNote, toMidi, compose, removeUndefineds, flatten, id, listRange, curry } from './util.mjs';
 
 class TimeSpan {
   constructor(begin, end) {
diff --git a/packages/core/util.mjs b/packages/core/util.mjs
index 719918e3..2de7a8e6 100644
--- a/packages/core/util.mjs
+++ b/packages/core/util.mjs
@@ -53,3 +53,33 @@ export const pipe = (...funcs) => {
 };
 
 export const compose = (...funcs) => pipe(...funcs.reverse());
+
+// Removes 'None' values from given list
+export const removeUndefineds = (xs) => xs.filter((x) => x != undefined);
+
+export const flatten = (arr) => [].concat(...arr);
+
+export const id = (a) => a;
+
+export const listRange = (min, max) => Array.from({ length: max - min + 1 }, (_, i) => i + min);
+
+export function curry(func, overload) {
+  const fn = function curried(...args) {
+    if (args.length >= func.length) {
+      return func.apply(this, args);
+    } else {
+      const partial = function (...args2) {
+        return curried.apply(this, args.concat(args2));
+      };
+      if (overload) {
+        overload(partial, args);
+      }
+      return partial;
+    }
+  };
+  if (overload) {
+    // overload function without args... needed for chordBass.transpose(2)
+    overload(fn, []);
+  }
+  return fn;
+}
diff --git a/packages/core/value.mjs b/packages/core/value.mjs
index 1484a800..878e6b1f 100644
--- a/packages/core/value.mjs
+++ b/packages/core/value.mjs
@@ -1,4 +1,4 @@
-import { curry } from './strudel.mjs';
+import { curry } from './util.mjs';
 
 function unionWithObj(a, b, func) {
   const common = Object.keys(a).filter((k) => Object.keys(b).includes(k));