diff --git a/src/msise00/__init__.py b/src/msise00/__init__.py
index 9e4fccf..fdb1ed8 100644
--- a/src/msise00/__init__.py
+++ b/src/msise00/__init__.py
@@ -1,4 +1,4 @@
 from .base import run, rungtd1d
 from .timeutils import todatetime, todt64
 
-__version__ = "1.11.0"
+__version__ = "1.11.1"
diff --git a/src/msise00/plots.py b/src/msise00/plots.py
index 0e40148..0740f11 100644
--- a/src/msise00/plots.py
+++ b/src/msise00/plots.py
@@ -1,3 +1,4 @@
+from __future__ import annotations
 from pathlib import Path
 from datetime import datetime
 from matplotlib.pyplot import figure, close