diff --git a/PKG-INFO b/PKG-INFO
index 7e7f5e8b..5d76a6ca 100644
--- a/PKG-INFO
+++ b/PKG-INFO
@@ -1,6 +1,6 @@
 Metadata-Version: 1.2
 Name: pysteps
-Version: 1.21.3
+Version: 1.21.4
 Summary: Python framework for short-term ensemble prediction systems
 Home-page: http://pypi.python.org/pypi/pysteps/
 License: LICENSE
diff --git a/setup.py b/setup.py
index f9bbfa4d..7b09c731 100644
--- a/setup.py
+++ b/setup.py
@@ -70,7 +70,7 @@
 
 setup(
     name="pysteps",
-    version="1.21.3",
+    version="1.21.4",
     author="PySteps developers",
     packages=find_packages(),
     license="LICENSE",