diff --git a/ParticlePhaseSpace/__init__.py b/ParticlePhaseSpace/__init__.py
index 788f8db..0e36368 100644
--- a/ParticlePhaseSpace/__init__.py
+++ b/ParticlePhaseSpace/__init__.py
@@ -1,7 +1,7 @@
 """
 This library allows a user to plot a sine wave. It's fully sick.
 """
-__version__ = '0.5.2'
+__version__ = '0.5.3'
 
 # from ParticlePhaseSpace._ParticlePhaseSpace import PhaseSpace
 from ParticlePhaseSpace.__unit_config__ import ParticlePhaseSpaceUnits, UnitSet