diff --git a/spring-web/src/test/java/org/springframework/http/codec/json/Jackson2TokenizerTests.java b/spring-web/src/test/java/org/springframework/http/codec/json/Jackson2TokenizerTests.java
index 5c08550c07e223fed42bdfb52bd39446be5b0b2e..aa25442cb00ed0fe30f6565b2ae916bde8169ad4 100644
--- a/spring-web/src/test/java/org/springframework/http/codec/json/Jackson2TokenizerTests.java
+++ b/spring-web/src/test/java/org/springframework/http/codec/json/Jackson2TokenizerTests.java
@@ -210,8 +210,8 @@ public class Jackson2TokenizerTests extends AbstractLeakCheckingTestCase {
 				.expectNext(expected)
 				.verifyComplete();
 
-		StepVerifier.create(decode(source, false, maxInMemorySize - 1))
-				.expectError(DataBufferLimitException.class);
+		StepVerifier.create(decode(source, false, maxInMemorySize - 2))
+				.verifyError(DataBufferLimitException.class);
 	}
 
 	@Test