diff --git a/source/common/src/tglobal.c b/source/common/src/tglobal.c
index f017d22b390b2d743cb90e9f70e2da4bd82af0f4..f73a982110c3630861bc87505b65d5471ba480d6 100644
--- a/source/common/src/tglobal.c
+++ b/source/common/src/tglobal.c
@@ -351,7 +351,7 @@ static int32_t taosAddSystemCfg(SConfig *pCfg) {
 }
 
 static int32_t taosAddServerCfg(SConfig *pCfg) {
-  if (cfgAddInt32(pCfg, "supportVnodes", 256, 0, 65536, 0) != 0) return -1;
+  if (cfgAddInt32(pCfg, "supportVnodes", 256, 0, 4096, 0) != 0) return -1;
   if (cfgAddDir(pCfg, "dataDir", tsDataDir, 0) != 0) return -1;
   if (cfgAddFloat(pCfg, "minimalDataDirGB", 2.0f, 0.001f, 10000000, 0) != 0) return -1;
   if (cfgAddInt32(pCfg, "maxNumOfDistinctRes", tsMaxNumOfDistinctResults, 10 * 10000, 10000 * 10000, 0) != 0) return -1;