diff --git a/xm-bootstrap/src/main/resources/logback-spring.xml b/xm-bootstrap/src/main/resources/logback-spring.xml
index 69b6b48b..aca86b18 100644
--- a/xm-bootstrap/src/main/resources/logback-spring.xml
+++ b/xm-bootstrap/src/main/resources/logback-spring.xml
@@ -12,7 +12,7 @@
class="ch.qos.logback.core.rolling.RollingFileAppender">
logs/xm.log
- logs/oa-%d{yyyy-MM-dd}%-i.log
+ logs/oa-%d{yyyy-MM-dd}-%i.log
10