diff --git a/source/libs/sync/inc/syncRaftLog.h b/source/libs/sync/inc/syncRaftLog.h
index 7db62e14d597608f04fd313e597251ec2503f933..c3082bc177f3aa7363cdd4718459c96a62f78a35 100644
--- a/source/libs/sync/inc/syncRaftLog.h
+++ b/source/libs/sync/inc/syncRaftLog.h
@@ -41,12 +41,14 @@ SyncIndex       logStoreLastIndex(SSyncLogStore* pLogStore);
 SyncTerm        logStoreLastTerm(SSyncLogStore* pLogStore);
 int32_t         logStoreUpdateCommitIndex(SSyncLogStore* pLogStore, SyncIndex index);
 SyncIndex       logStoreGetCommitIndex(SSyncLogStore* pLogStore);
-SSyncRaftEntry* logStoreGetLastEntry(SSyncLogStore* pLogStore);
+
 cJSON*          logStore2Json(SSyncLogStore* pLogStore);
 char*           logStore2Str(SSyncLogStore* pLogStore);
 cJSON*          logStoreSimple2Json(SSyncLogStore* pLogStore);
 char*           logStoreSimple2Str(SSyncLogStore* pLogStore);
 
+// SSyncRaftEntry* logStoreGetLastEntry(SSyncLogStore* pLogStore);
+
 // for debug
 void logStorePrint(SSyncLogStore* pLogStore);
 void logStorePrint2(char* s, SSyncLogStore* pLogStore);
diff --git a/source/libs/sync/src/syncRaftLog.c b/source/libs/sync/src/syncRaftLog.c
index 07a9397a580332f427ab3b206359de3ec0accf40..763a287bd8807cd31c093fce7213edc568595026 100644
--- a/source/libs/sync/src/syncRaftLog.c
+++ b/source/libs/sync/src/syncRaftLog.c
@@ -16,6 +16,9 @@
 #include "syncRaftLog.h"
 #include "wal.h"
 
+static SSyncRaftEntry* logStoreGetLastEntry(SSyncLogStore* pLogStore);
+
+
 SSyncLogStore* logStoreCreate(SSyncNode* pSyncNode) {
   SSyncLogStore* pLogStore = taosMemoryMalloc(sizeof(SSyncLogStore));
   assert(pLogStore != NULL);