diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 2d6b5f1..8d8143b 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,7 +1,7 @@
 [bumpversion]
 commit = True
 tag = True
-current_version = 1.0.77
+current_version = 1.0.78
 message = Bump version: {current_version} → {new_version} [skip ci]
 
 [bumpversion:file:pyproject.toml]
diff --git a/pyproject.toml b/pyproject.toml
index 1162043..9d79d3a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "quartz_solar_forecast"
-version = "1.0.77"
+version = "1.0.78"
 description = "Open Source Solar Forecasting for a Site"
 authors = [
     { name = "Peter Dudfield", email = "info@openclimatefix.org" }