diff --git a/ml_util.cpp b/ml_util.cpp
index d6264bb..ba35495 100644
--- a/ml_util.cpp
+++ b/ml_util.cpp
@@ -11,7 +11,10 @@
 	"range", "map", "filter", "reduce", "exit", "quit", "print", "input", "random", "include", 
 	"read-file", "write-file", "read-url", "system-cmd", "ls-dir", "is-file?", "is-dir?", 
 	"parse-csv", "parse-json", "get-universal-time", "date-to-str", "str-to-date", "date-add", "debug", 
-	"sprintf", "display", "string-replace", "string-regex?", "string-pad", "int", "float", "string" };
+	"sprintf", "display", "string-replace", "string-regex?", "string-pad", "int", "float", "string",
+	"benchmark", "thread-create", "thread-under-lock", "thread-sleep", "threads-join", "try", "throw",
+	"usql"
+	};
 
 std::string get_history_file_dir() {
 	// TODO not portable and in function