diff --git a/lightly/__init__.py b/lightly/__init__.py
index 06397b45f..81fdcb02c 100644
--- a/lightly/__init__.py
+++ b/lightly/__init__.py
@@ -75,7 +75,7 @@
 # All Rights Reserved
 
 __name__ = "lightly"
-__version__ = "1.5.4"
+__version__ = "1.5.5"
 
 
 import os