diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index e545334..24adbbc 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,13 @@
 Changes
 =======
 
+2.0.2 (14 June 2025)
+--------------------
+
+- Fix bug reading sheets containing invalid formulae.
+
+Thanks to sanshi42 for the fix!
+
 2.0.1 (11 December 2020)
 ------------------------
 
diff --git a/README.rst b/README.rst
index a0551e7..e3b8077 100644
--- a/README.rst
+++ b/README.rst
@@ -37,6 +37,10 @@ Password-protected files are not supported and cannot be read by this library.
 
 Quick start:
 
+.. code-block:: bash
+
+    pip install xlrd
+    
 .. code-block:: python
 
     import xlrd
diff --git a/docs/conf.py b/docs/conf.py
index 38f974a..2e786c1 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -10,7 +10,10 @@
 source_suffix = '.rst'
 master_doc = 'index'
 project = u'xlrd'
-copyright = '2005-%s Stephen John Machin, Lingfo Pty Ltd' % datetime.datetime.now().year
+copyright = (
+    '2005-2019 Stephen John Machin, Lingfo Pty Ltd. '
+    '2019-%s Chris Withers'
+) % datetime.datetime.now().year
 version = release = __VERSION__
 exclude_patterns = ['_build']
 pygments_style = 'sphinx'
diff --git a/tests/samples/invalid_formula.xls b/tests/samples/invalid_formula.xls
new file mode 100644
index 0000000..6fa82df
Binary files /dev/null and b/tests/samples/invalid_formula.xls differ
diff --git a/tests/test_formulas.py b/tests/test_formulas.py
index c178a8f..2b1a906 100644
--- a/tests/test_formulas.py
+++ b/tests/test_formulas.py
@@ -79,3 +79,12 @@ def test_if(self):
 
     def test_choose(self):
         self.assertEqual(self.get_value(1, 6), "'C'")
+
+    def test_evaluate_name_formula_with_invalid_operand(self):
+        book = xlrd.open_workbook(from_sample('invalid_formula.xls'))
+        sheet = book.sheet_by_index(0)
+        cell = sheet.cell(0, 0)
+
+        self.assertEqual(cell.ctype, xlrd.XL_CELL_ERROR)
+        self.assertIn(cell.value, xlrd.error_text_from_code)
+
diff --git a/xlrd/formula.py b/xlrd/formula.py
index e26639b..00e4464 100644
--- a/xlrd/formula.py
+++ b/xlrd/formula.py
@@ -953,7 +953,7 @@ def not_in_name_formula(op_arg, oname_arg):
                 ])
                 res = Operand(oREF, None, rank, otext)
                 if bop.kind == oERR or aop.kind == oERR:
-                    res = oERR
+                    res.kind = oERR
                 elif bop.kind == oREF == aop.kind:
                     if aop.value is not None and bop.value is not None:
                         assert len(aop.value) == 1
diff --git a/xlrd/info.py b/xlrd/info.py
index f26b6bb..eb7de6f 100644
--- a/xlrd/info.py
+++ b/xlrd/info.py
@@ -1 +1 @@
-__version__ = __VERSION__ = "2.0.1"
+__version__ = __VERSION__ = "2.0.2"