diff --git a/algebird-benchmark/src/main/scala/com/twitter/algebird/benchmark/MomentsBenchmark.scala b/algebird-benchmark/src/main/scala/com/twitter/algebird/benchmark/MomentsBenchmark.scala
index af83e3591..1238268ad 100644
--- a/algebird-benchmark/src/main/scala/com/twitter/algebird/benchmark/MomentsBenchmark.scala
+++ b/algebird-benchmark/src/main/scala/com/twitter/algebird/benchmark/MomentsBenchmark.scala
@@ -34,7 +34,9 @@ class MomentsBenchmark {
 
   @Benchmark
   def timePlusMoments(state: MomentsState, bh: Blackhole): Unit =
-    bh.consume(state.inputMoments.reduce(_ + _))
+    bh.consume(
+      state.inputMoments.foldLeft(Moments.momentsMonoid.zero)(_ + _)
+    )
 
   @Benchmark
   def timeSumOption(state: MomentsState, bh: Blackhole): Unit =