diff --git a/hydrodataset/__init__.py b/hydrodataset/__init__.py
index db495e2..58d289d 100644
--- a/hydrodataset/__init__.py
+++ b/hydrodataset/__init__.py
@@ -12,7 +12,7 @@
 
 __author__ = """Wenyu Ouyang"""
 __email__ = "wenyuouyang@outlook.com"
-__version__ = '0.1.7'
+__version__ = '0.1.8'
 
 # we use a .hydrodataset dir to save the setting
 hydrodataset_setting_dir = Path.home().joinpath(".hydrodataset")
diff --git a/setup.cfg b/setup.cfg
index c03fae4..c26c7df 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.1.7
+current_version = 0.1.8
 commit = True
 tag = True
 
diff --git a/setup.py b/setup.py
index 856672a..fdb2a44 100644
--- a/setup.py
+++ b/setup.py
@@ -65,6 +65,6 @@
     test_suite="tests",
     tests_require=test_requirements,
     url="https://github.com/OuyangWenyu/hydrodataset",
-    version='0.1.7',
+    version='0.1.8',
     zip_safe=False,
 )