diff --git a/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/audit/InMemoryAuditEventRepository.java b/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/audit/InMemoryAuditEventRepository.java
index 26027017425..c2fa51a89e4 100644
--- a/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/audit/InMemoryAuditEventRepository.java
+++ b/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/audit/InMemoryAuditEventRepository.java
@@ -31,7 +31,7 @@ import org.springframework.util.Assert;
  */
 public class InMemoryAuditEventRepository implements AuditEventRepository {
 
-	private static final int DEFAULT_CAPACITY = 4000;
+	private static final int DEFAULT_CAPACITY = 1000;
 
 	private final Object monitor = new Object();