diff --git a/.flake8 b/.flake8
index 0f2c19d..0b1e0fd 100644
--- a/.flake8
+++ b/.flake8
@@ -1,4 +1,7 @@
 [flake8]
 max-line-length = 88
-extend-exclude = pycoupler/_version.py
-ignore = F841,F541,W503,E226
\ No newline at end of file
+extend-exclude = 
+    pycoupler/_version.py
+    .venv
+    build
+ignore = F841,F541,W503,E226,E501,E266
\ No newline at end of file
diff --git a/CITATION.cff b/CITATION.cff
index 717cc8c..baa6a3b 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -2,7 +2,7 @@ cff-version: 1.2.0
 message: If you use this software, please cite it using the metadata from this file.
 type: software
 title: 'pycoupler: dynamic model coupling of LPJmL'
-version: 1.6.5
+version: 1.7.0
 date-released: '2025-09-22'
 abstract: An LPJmL-Python interface for operating LPJmL in a Python environment
   and coupling it with Python models, programmes or simple programming scripts.
@@ -21,6 +21,10 @@ authors:
   given-names: Werner
   email: bloh@pik-potsdam.de
   orcid: 0000-0002-7399-2704
+- family-names: Sieben
+  given-names: Lorenz
+  email: sieben@gea.mpg.de
+  orcid: 0009-0006-5307-9391
 
 license: AGPL-3.0
 repository-code: https://github.com/PIK-LPJmL/pycoupler
diff --git a/pycoupler/data.py b/pycoupler/data.py
index f7aad26..786399f 100644
--- a/pycoupler/data.py
+++ b/pycoupler/data.py
@@ -496,9 +496,10 @@ def read_data(file_name, var_name=None, multiple_bands=False):
 
         if var_name:
             data = data[var_name]
-            data = LPJmLData(data)
+            data = LPJmLData(data, attrs=data.attrs, coords=data.coords)
         else:
-            data = LPJmLDataSet(data)
+            # Copying needs to be explicit in xarray: https://github.com/pydata/xarray/issues/11095
+            data = LPJmLDataSet(data.data_vars, attrs=data.attrs, coords=data.coords)
 
         return data
 
diff --git a/pyproject.toml b/pyproject.toml
index 57fe1d8..7ebe5a2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -67,7 +67,7 @@ addopts = "--strict-markers"
 [tool.black]
 line-length = 88
 target-version = ['py37', 'py38', 'py39', 'py310']
-exclude = "pycoupler/_version.py"
+extend-exclude = "pycoupler/_version.py"
 
 
 # [project.scripts]