diff --git a/docs/_snowpack/link/strudel.js b/docs/_snowpack/link/strudel.js
index 62c75709..47d7536e 100644
--- a/docs/_snowpack/link/strudel.js
+++ b/docs/_snowpack/link/strudel.js
@@ -338,7 +338,7 @@ class Pattern {
   }
   every(n, func) {
     var pats = Array(n - 1).fill(this);
-    pats.unshift(this);
+    pats.unshift(func(this));
     return slowcat(...pats);
   }
   append(other) {
diff --git a/strudel.mjs b/strudel.mjs
index 36684df9..0b16e35d 100644
--- a/strudel.mjs
+++ b/strudel.mjs
@@ -484,7 +484,7 @@ class Pattern {
 
     every(n, func) {
         var pats = Array(n-1).fill(this)
-        pats.unshift(this)
+        pats.unshift(func(this))
         return slowcat(...pats)
     }
 
diff --git a/test/pattern.test.mjs b/test/pattern.test.mjs
index c9fb8e0b..6a0c4fa2 100644
--- a/test/pattern.test.mjs
+++ b/test/pattern.test.mjs
@@ -163,12 +163,12 @@ describe('Pattern', function() {
   //     )
   //   })
   // })
-  // describe('every()', () => {
-  //   it('Can apply a function every 3rd time', () => {
-  //     assert.deepStrictEqual(
-  //       pure("a").every(3, x => x._fast(2)._fast(3)).firstCycle,
-  //       sequence(sequence("a", "a"), "a", "a").firstCycle
-  //     )
-  //   })
-  // })
+  describe('every()', () => {
+    it('Can apply a function every 3rd time', () => {
+      assert.deepStrictEqual(
+        pure("a").every(3, x => x._fast(2))._fast(3).firstCycle,
+        sequence(sequence("a", "a"), "a", "a").firstCycle
+      )
+    })
+  })
 })