diff --git a/src/disease/version.py b/src/disease/version.py
index d59f64f..2c3dc04 100644
--- a/src/disease/version.py
+++ b/src/disease/version.py
@@ -1,2 +1,2 @@
 """Disease normalizer version"""
-__version__ = "0.4.0.dev3"
+__version__ = "0.4.0.dev4"