diff --git a/src/effekt/benchmark/sieve.effekt b/src/effekt/benchmark/sieve.effekt
new file mode 100644
index 00000000..2d490777
--- /dev/null
+++ b/src/effekt/benchmark/sieve.effekt
@@ -0,0 +1,3 @@
+def main() = {
+  println("[-1]")
+}
diff --git a/src/javascript/Sieve.js b/src/javascript/Sieve.js
new file mode 100644
index 00000000..b8371bc6
--- /dev/null
+++ b/src/javascript/Sieve.js
@@ -0,0 +1,67 @@
+// @ts-check
+// This code is derived from the SOM benchmarks, see AUTHORS.md file.
+//
+// Copyright (c) 2015-2016 Stefan Marr <git@stefan-marr.de>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the 'Software'), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+const { runFromCli } = require("./cliRunner");
+
+class Sieve {
+  sieve(flags, size) {
+    let primeCount = 0;
+
+    for (let i = 2; i <= size; i += 1) {
+      if (flags[i - 1]) {
+        primeCount += 1;
+        let k = i + i;
+        while (k <= size) {
+          flags[k - 1] = false;
+          k += i;
+        }
+      }
+    }
+    return primeCount;
+  }
+
+  benchmark() {
+    const flags = new Array(5000);
+    flags.fill(true);
+    return this.sieve(flags, 5000);
+  }
+
+  verifyResult(result) {
+    return 669 === result;
+  }
+}
+
+const miniRun = () => {
+  new Sieve().benchmark()
+}
+
+const normalRun = () => {
+  for (let i = 0; i < 10; i++) {
+    new Sieve().benchmark()
+  }
+}
+
+const main = () => {
+  console.log(runFromCli(miniRun, normalRun))
+}
+main()
\ No newline at end of file
diff --git a/src/javascript/compare/comparator.js b/src/javascript/compare/comparator.js
index b1f0f7ca..48718bbd 100755
--- a/src/javascript/compare/comparator.js
+++ b/src/javascript/compare/comparator.js
@@ -13,7 +13,8 @@ const commands = [
   ["nbody", "src/effekt/benchmark/nbody.effekt", "node src/javascript/Nbody.js"],
   ['list', 'src/effekt/benchmark/list.effekt', 'node src/javascript/List.js'],
   ["mandelbrot", "src/effekt/benchmark/mandelbrot.effekt", "node src/javascript/Mandelbrot.js"],
-  ["bounce","src/effekt/benchmark/bounce.effekt","node src/javascript/bounce.js"]
+  ["bounce","src/effekt/benchmark/bounce.effekt","node src/javascript/bounce.js"],
+  ["sieve","src/effekt/benchmark/sieve.effekt", "node src/javascript/Sieve.js"],
   // Add more commands as needed
   
 ];