diff --git a/kg-ctl-core/src/main/java/org/kg/ctl/util/TaskUtil.java b/kg-ctl-core/src/main/java/org/kg/ctl/util/TaskUtil.java
index fe1fa85..97b3485 100644
--- a/kg-ctl-core/src/main/java/org/kg/ctl/util/TaskUtil.java
+++ b/kg-ctl-core/src/main/java/org/kg/ctl/util/TaskUtil.java
@@ -99,10 +99,18 @@ public static <T> List<T> list(List<T> list, Integer index, Integer totalCount)
 
     public static String getPrefixWithOutUnderLine(String tableName) {
         int i = tableName.lastIndexOf("_");
-        if (i < 0 || !tableName.endsWith("_")) {
+        if (i < 0) {
             return tableName;
+        } else {
+            String tableIndex = tableName.substring(i + 1);
+            // 确保一定是分表
+            try {
+               Integer.parseInt(tableIndex);
+            } catch (NumberFormatException e) {
+                return tableName;
+            }
+            return tableName.substring(0, i);
         }
-        return tableName.substring(0, i);
     }
 
     public static String underLineToCamel(String str) {