diff --git a/crates/anyref-xform/tests/table.wat b/crates/anyref-xform/tests/table.wat
index 200869c19a1..b060f9ef33c 100644
--- a/crates/anyref-xform/tests/table.wat
+++ b/crates/anyref-xform/tests/table.wat
@@ -28,5 +28,5 @@
   (table (;0;) 2 funcref)
   (table (;1;) 32 anyref)
   (export "func" (table 0))
-  (elem (;0;) (i32.const 0) $foo $closure0 anyref shim))
+  (elem (;0;) (i32.const 0) func $foo $closure0 anyref shim))
 ;)
diff --git a/crates/cli-support/src/js/mod.rs b/crates/cli-support/src/js/mod.rs
index 9da2d52e848..a42424380f7 100644
--- a/crates/cli-support/src/js/mod.rs
+++ b/crates/cli-support/src/js/mod.rs
@@ -744,8 +744,7 @@ impl<'a> Context<'a> {
             return;
         }
         assert!(!self.config.anyref);
-        self.global(&format!("const heap = new Array({});", INITIAL_HEAP_OFFSET));
-        self.global("heap.fill(undefined);");
+        self.global(&format!("const heap = new Array({}).fill(undefined);", INITIAL_HEAP_OFFSET));
         self.global(&format!("heap.push({});", INITIAL_HEAP_VALUES.join(", ")));
     }
 
diff --git a/crates/cli/tests/reference/anyref-empty.wat b/crates/cli/tests/reference/anyref-empty.wat
index e2372055e68..22baefbf907 100644
--- a/crates/cli/tests/reference/anyref-empty.wat
+++ b/crates/cli/tests/reference/anyref-empty.wat
@@ -2,7 +2,7 @@
   (type (;0;) (func))
   (import "./reference_test.js" "__wbindgen_init_anyref_table" (func (;0;) (type 0)))
   (table (;0;) 32 anyref)
-  (memory (;0;) 17)
+  (memory (;0;) 16)
   (export "memory" (memory 0))
   (export "__wbindgen_export_0" (table 0))
   (export "__wbindgen_start" (func 0)))
diff --git a/crates/cli/tests/reference/empty.wat b/crates/cli/tests/reference/empty.wat
index d0ef2bd8b4e..d54fa33542f 100644
--- a/crates/cli/tests/reference/empty.wat
+++ b/crates/cli/tests/reference/empty.wat
@@ -1,3 +1,3 @@
 (module
-  (memory (;0;) 17)
+  (memory (;0;) 16)
   (export "memory" (memory 0)))
diff --git a/crates/cli/tests/reference/import-catch.js b/crates/cli/tests/reference/import-catch.js
index d17f15e00c9..b4b61630809 100644
--- a/crates/cli/tests/reference/import-catch.js
+++ b/crates/cli/tests/reference/import-catch.js
@@ -1,8 +1,6 @@
 import * as wasm from './reference_test_bg.wasm';
 
-const heap = new Array(32);
-
-heap.fill(undefined);
+const heap = new Array(32).fill(undefined);
 
 heap.push(undefined, null, true, false);