diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 316b4461..e417187d 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,7 +1,7 @@
 [bumpversion]
 commit = True
 tag = True
-current_version = 1.0.63
+current_version = 1.0.64
 message = Bump version: {current_version} → {new_version} [skip ci]
 
 [bumpversion:file:setup.py]
diff --git a/setup.py b/setup.py
index 6afc1427..b884fd39 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@
 
 setup(
     name="quartz_solar_forecast",
-    version="1.0.63",
+    version="1.0.64",
     license="MIT",
     author="Peter Dudfield",
     author_email="info@openclimatefix.org",