diff --git a/source/libs/executor/inc/executorimpl.h b/source/libs/executor/inc/executorimpl.h
index 3ed65f4a05d3c7d8aa176298f199a6fcd0880d15..9eed76a0fe3aaae823595ef15cd5b6334f6b0db9 100644
--- a/source/libs/executor/inc/executorimpl.h
+++ b/source/libs/executor/inc/executorimpl.h
@@ -225,7 +225,6 @@ typedef struct SExecTaskInfo {
   char*            sql;                  // query sql string
   jmp_buf          env;                  // jump to this position when error happens.
   EOPTR_EXEC_MODEL execModel;            // operator execution model [batch model|stream model]
-  struct SSubplan  *plan;
   struct SOperatorInfo* pRoot;
 } SExecTaskInfo;
 
diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index c0ea54ce4af3b302b934979ccf92f7a398b7f5af..321b7b68a5ea433a6c375b3243f6f1908c992005 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -5209,7 +5209,6 @@ int32_t createExecTaskInfoImpl(SSubplan* pPlan, SExecTaskInfo** pTaskInfo, SRead
     goto _complete;
   }
 
-  (*pTaskInfo)->plan = pPlan;
   return code;
 
 _complete: