diff --git a/src/bmi_tester/_version.py b/src/bmi_tester/_version.py
index fc0a843..40e294f 100644
--- a/src/bmi_tester/_version.py
+++ b/src/bmi_tester/_version.py
@@ -1 +1 @@
-__version__ = "0.5.8"
+__version__ = "0.5.9"