diff --git a/docs/conf.py b/docs/conf.py
index 172ff65c..7f27cbc2 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -73,7 +73,7 @@ def setup(app):
 # The full version, including alpha/beta/rc tags
 # release = version
 
-version = "1.2.4"
+version = "1.3.1"
 release = version
 
 
diff --git a/trackintel/__version__.py b/trackintel/__version__.py
index 2b8b6333..d00a693c 100644
--- a/trackintel/__version__.py
+++ b/trackintel/__version__.py
@@ -1,3 +1,3 @@
-VERSION = (1, 2, 4)
+VERSION = (1, 3, 1)
 
 __version__ = ".".join(map(str, VERSION))