diff --git a/im-center-server/src/main/java/cn/axzo/im/group/support/GroupProps.java b/im-center-server/src/main/java/cn/axzo/im/group/support/GroupProps.java
index e771a12..530992e 100644
--- a/im-center-server/src/main/java/cn/axzo/im/group/support/GroupProps.java
+++ b/im-center-server/src/main/java/cn/axzo/im/group/support/GroupProps.java
@@ -26,6 +26,7 @@ public class GroupProps {
     private int removeMemberTps = 15;
     private int getGroupInfoTps = 15;
     private int changeOwnerTps = 15;
+    private double tpsTooLowWarnWaitSeconds = 1.5;
 
     @Override
     public String toString() {
diff --git a/im-center-server/src/main/java/cn/axzo/im/group/support/GroupRateLimiter.java b/im-center-server/src/main/java/cn/axzo/im/group/support/GroupRateLimiter.java
index d4fc7fb..8681727 100644
--- a/im-center-server/src/main/java/cn/axzo/im/group/support/GroupRateLimiter.java
+++ b/im-center-server/src/main/java/cn/axzo/im/group/support/GroupRateLimiter.java
@@ -69,7 +69,7 @@ public class GroupRateLimiter implements InitializingBean {
 
         public void acquire() {
             double seconds = rateLimiter.acquire();
-            if (seconds > 1)
+            if (seconds > groupProps.getTpsTooLowWarnWaitSeconds())
                 notification.send("{} wait too long to acquire rate limiter: {} seconds", name, seconds);
         }