diff --git a/spring-batch-core/src/test/java/org/springframework/batch/core/partition/MinMaxPartitioner.java b/spring-batch-core/src/test/java/org/springframework/batch/core/partition/MinMaxPartitioner.java
index c8c12aaa5..d52f20508 100644
--- a/spring-batch-core/src/test/java/org/springframework/batch/core/partition/MinMaxPartitioner.java
+++ b/spring-batch-core/src/test/java/org/springframework/batch/core/partition/MinMaxPartitioner.java
@@ -35,7 +35,7 @@ public class MinMaxPartitioner extends SimplePartitioner {
 		int i = 0;
 		for (ExecutionContext context : partition.values()) {
 			int min = (i++)*range;
-			int max = Math.min(total, (min+1)*range);
+			int max = Math.min(total, i * range);
 			context.putInt("min", min);
 			context.putInt("max", max);
 		}