diff --git a/src/sparsezoo/version.py b/src/sparsezoo/version.py
index 918aaf1b..192d90cc 100644
--- a/src/sparsezoo/version.py
+++ b/src/sparsezoo/version.py
@@ -19,7 +19,7 @@
 from datetime import date
 
 
-version_base = "0.5.0"
+version_base = "0.5.1"
 is_release = False  # change to True to set the generated version as a release version