diff --git a/backend/src/main/java/com/yfd/platform/qgc_eng/eq/service/impl/EngEqDataServiceImpl.java b/backend/src/main/java/com/yfd/platform/qgc_eng/eq/service/impl/EngEqDataServiceImpl.java
index 81365936..3ffbb034 100644
--- a/backend/src/main/java/com/yfd/platform/qgc_eng/eq/service/impl/EngEqDataServiceImpl.java
+++ b/backend/src/main/java/com/yfd/platform/qgc_eng/eq/service/impl/EngEqDataServiceImpl.java
@@ -5498,6 +5498,7 @@ public class EngEqDataServiceImpl implements EngEqDataService {
             case "bldsttCcode" -> "t.bldsttCcode";
             case "dtinEnv" -> "t.dtinEnv";
             case "DTIN" -> "t.dtin";
+            case "dtin" -> "t.dtin";
             case "runState" -> "t.runState";
             case "baseStepSort" -> "NVL(t.baseStepSort, 999999)";
             case "rvcdStepSort" -> "NVL(t.rvcdStepSort, 999999)";