diff --git a/inside-notices/src/main/java/cn/axzo/msg/center/message/service/card/CardParser.java b/inside-notices/src/main/java/cn/axzo/msg/center/message/service/card/CardParser.java
index 9e7b9f45..91e6ae0e 100644
--- a/inside-notices/src/main/java/cn/axzo/msg/center/message/service/card/CardParser.java
+++ b/inside-notices/src/main/java/cn/axzo/msg/center/message/service/card/CardParser.java
@@ -152,8 +152,7 @@ class CardParser {
                     bizBody.setCardButtons(new ArrayList<>());
                 CardButton imButton = new CardButton();
 
-                // IM最多显示3个, 可能会存在仅发起人可见的按钮1个, 3 + 1 = 4
-                if (bizBody.getCardButtons().size() < 4)
+                if (bizBody.getCardButtons().size() < cardProps.getMaxSendingCardButtonsCount())
                     bizBody.getCardButtons().add(imButton);
 
                 String actionPerformed = buttonInterceptor
diff --git a/inside-notices/src/main/java/cn/axzo/msg/center/message/service/card/CardProps.java b/inside-notices/src/main/java/cn/axzo/msg/center/message/service/card/CardProps.java
index 2b29ee84..d6b56809 100644
--- a/inside-notices/src/main/java/cn/axzo/msg/center/message/service/card/CardProps.java
+++ b/inside-notices/src/main/java/cn/axzo/msg/center/message/service/card/CardProps.java
@@ -22,6 +22,8 @@ public class CardProps {
     private boolean deleteCardsWhenSendFail = true;
     private boolean enableCardIdempotent = true;
     private int updateCardBatchSize = 200;
+    // IM最多显示3个, 可能会存在仅发起人可见的按钮1个, 3 + 1 = 4, 避免消息超长
+    private int maxSendingCardButtonsCount = 4;
     private Set<String> idempotentFreeTemplateCodes = new HashSet<>();
 
     boolean isIdempotentFree(String templateCode) {