diff --git a/platform/src/ssl_service_cache.cpp b/platform/src/ssl_service_cache.cpp
index 11f845c..f8ae994 100644
--- a/platform/src/ssl_service_cache.cpp
+++ b/platform/src/ssl_service_cache.cpp
@@ -58,6 +58,12 @@ static void ssl_svc_free_client_st(void * data)
 	{
 		svc_cache->stat.pinning_cli_cnt--;
 	}
+
+	if (p->protocol_error_count >= svc_cache->fail_as_proto_err_count)
+	{
+		svc_cache->stat.proto_err_cli_cnt--;
+	}
+
 	free(p);
 	return;
 }