diff --git a/source/libs/function/inc/builtinsimpl.h b/source/libs/function/inc/builtinsimpl.h
index a8eccb57e9d42a038cf9382305db143c40ff35b3..37f469f6448a64fc6a3768ae7757b96eed823611 100644
--- a/source/libs/function/inc/builtinsimpl.h
+++ b/source/libs/function/inc/builtinsimpl.h
@@ -86,7 +86,7 @@ bool getFirstLastFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
 int32_t firstFunction(SqlFunctionCtx *pCtx);
 int32_t firstCombine(SqlFunctionCtx* pDestCtx, SqlFunctionCtx* pSourceCtx);
 int32_t lastFunction(SqlFunctionCtx *pCtx);
-int32_t lastFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock);
+int32_t firstlastFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock);
 int32_t lastCombine(SqlFunctionCtx* pDestCtx, SqlFunctionCtx* pSourceCtx);
 
 bool getTopBotFuncEnv(SFunctionNode* UNUSED_PARAM(pFunc), SFuncExecEnv* pEnv);
diff --git a/source/libs/function/src/builtins.c b/source/libs/function/src/builtins.c
index 8914dca639c0c1c21bacb923860ef69a66e1deb8..7526722c7cfcefd6a4d2324cc4522e0e8b750e6c 100644
--- a/source/libs/function/src/builtins.c
+++ b/source/libs/function/src/builtins.c
@@ -1063,7 +1063,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
     .processFunc  = firstFunction,
-    .finalizeFunc = functionFinalize,
+    .finalizeFunc = firstlastFinalize,
     .combineFunc = firstCombine,
   },
   {
@@ -1074,7 +1074,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
     .processFunc  = lastFunction,
-    .finalizeFunc = lastFinalize,
+    .finalizeFunc = firstlastFinalize,
     .combineFunc  = lastCombine,
   },
   {
diff --git a/source/libs/function/src/builtinsimpl.c b/source/libs/function/src/builtinsimpl.c
index fe5737220b5cdeb57820562cc70d68956c05d339..d4dfc2d636598aecc0953ac51e150910be5782fe 100644
--- a/source/libs/function/src/builtinsimpl.c
+++ b/source/libs/function/src/builtinsimpl.c
@@ -2219,7 +2219,7 @@ int32_t lastFunction(SqlFunctionCtx* pCtx) {
   return TSDB_CODE_SUCCESS;
 }
 
-int32_t lastFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
+int32_t firstlastFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
   int32_t          slotId = pCtx->pExpr->base.resSchema.slotId;
   SColumnInfoData* pCol = taosArrayGet(pBlock->pDataBlock, slotId);