diff --git a/.gitignore b/.gitignore
index 4e47039628..c506616321 100644
--- a/.gitignore
+++ b/.gitignore
@@ -99,6 +99,7 @@ tests/examples/JDBC/JDBCDemo/.classpath
 tests/examples/JDBC/JDBCDemo/.project
 tests/examples/JDBC/JDBCDemo/.settings/
 source/libs/parser/inc/sql.*
+source/os/src/timezone/
 tests/script/tmqResult.txt
 tests/system-test/case_to_run.txt
 tests/develop-test/case_to_run.txt