diff --git a/onnxruntime/test/perftest/command_args_parser.cc b/onnxruntime/test/perftest/command_args_parser.cc
index da355d326f..9b1437e327 100644
--- a/onnxruntime/test/perftest/command_args_parser.cc
+++ b/onnxruntime/test/perftest/command_args_parser.cc
@@ -32,7 +32,7 @@ namespace perftest {
       "\t-M: Disable memory pattern.\n"
       "\t-A: Disable memory arena\n"
       "\t-c [parallel runs]: Specifies the (max) number of runs to invoke simultaneously. Default:1.\n"
-      "\t-e [cpu|cuda|mkldnn|tensorrt|ngraph]: Specifies the provider 'cpu','cuda','mkldnn','tensorrt', 'ngraph' or 'openvino'. "
+      "\t-e [cpu|cuda|mkldnn|tensorrt|ngraph|openvino]: Specifies the provider 'cpu','cuda','mkldnn','tensorrt', 'ngraph' or 'openvino'. "
       "Default:'cpu'.\n"
       "\t-b [tf|ort]: backend to use. Default:ort\n"
       "\t-r [repeated_times]: Specifies the repeated times if running in 'times' test mode.Default:1000.\n"