diff --git a/mhcflurry/version.py b/mhcflurry/version.py
index daa50c7cfdbb43be3f10c6e9c5750933a4523ff8..aa56ed4042d5c1f43f385bc6e4f42b12ffdca6a3 100644
--- a/mhcflurry/version.py
+++ b/mhcflurry/version.py
@@ -1 +1 @@
-__version__ = "1.4.2"
+__version__ = "1.4.3"