diff --git a/simframe/__init__.py b/simframe/__init__.py
index 1f53c65..5e9b52a 100644
--- a/simframe/__init__.py
+++ b/simframe/__init__.py
@@ -5,7 +5,7 @@
 from simframe.io import writers
 
 __name__ = "simframe"
-__version__ = "1.0.3"
+__version__ = "1.0.4"
 
 __all__ = ["Frame",
            "Instruction",