diff --git a/pes_to_spec/__init__.py b/pes_to_spec/__init__.py
index 9656fa30cb220100277700f0a41479a478cb4c82..1547ba67bf4e02c75fff046d2e5627d2481a5b38 100644
--- a/pes_to_spec/__init__.py
+++ b/pes_to_spec/__init__.py
@@ -2,4 +2,4 @@
 Estimate high-resolution photon spectrometer data from low-resolution non-invasive measurements.
 """
 
-VERSION = "0.0.3"
+VERSION = "0.0.4"