diff --git a/pyflowline/algorithms/__init__.py b/pyflowline/algorithms/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/setup.py b/setup.py
index baa3eb8..9246f6a 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,7 @@
 AUTHOR = "Chang Liao"
 AUTHOR_EMAIL = "chang.liao@pnnl.gov"
 URL = "https://github.com/changliao1025/pyflowline"
-VERSION = "0.1.2"
+VERSION = "0.1.3"
 REQUIRES_PYTHON = ">=3.8.0"
 KEYWORDS = "Earth Science"