diff --git a/src/client/src/tscParseOpenTSDB.c b/src/client/src/tscParseOpenTSDB.c
index 67407af7f853524f6878d40f99fd2b478a0225f9..a079198be3f2c192ab175417dd3946fc4e976c54 100644
--- a/src/client/src/tscParseOpenTSDB.c
+++ b/src/client/src/tscParseOpenTSDB.c
@@ -42,7 +42,7 @@ static int32_t parseTelnetMetric(TAOS_SML_DATA_POINT *pSml, const char **index,
       return TSDB_CODE_TSC_OUT_OF_MEMORY;
   }
   if (isdigit(*cur)) {
-    tscError("OTD:0x%"PRIx64" Metric cannnot start with digit", info->id);
+    tscError("OTD:0x%"PRIx64" Metric cannot start with digit", info->id);
     tfree(pSml->stableName);
     return TSDB_CODE_TSC_LINE_SYNTAX_ERROR;
   }
@@ -188,7 +188,7 @@ static int32_t parseTelnetTagKey(TAOS_SML_KV *pKV, const char **index, SHashObj
 
   //key field cannot start with digit
   if (isdigit(*cur)) {
-    tscError("OTD:0x%"PRIx64" Tag key cannnot start with digit", info->id);
+    tscError("OTD:0x%"PRIx64" Tag key cannot start with digit", info->id);
     return TSDB_CODE_TSC_LINE_SYNTAX_ERROR;
   }
   while (*cur != '\0') {
@@ -476,7 +476,7 @@ static int32_t parseMetricFromJSON(cJSON *root, TAOS_SML_DATA_POINT* pSml, SSmlL
   }
 
   if (isdigit(metric->valuestring[0])) {
-    tscError("OTD:0x%"PRIx64" Metric cannnot start with digit in JSON", info->id);
+    tscError("OTD:0x%"PRIx64" Metric cannot start with digit in JSON", info->id);
     tfree(pSml->stableName);
     return TSDB_CODE_TSC_INVALID_JSON;
   }