diff --git a/sklearn/tests/test_docstrings.py b/sklearn/tests/test_docstrings.py
index 1e5397058e70c..dec1b36eb197f 100644
--- a/sklearn/tests/test_docstrings.py
+++ b/sklearn/tests/test_docstrings.py
@@ -159,7 +159,6 @@
     "sklearn.utils.sparsefuncs.inplace_swap_row_csc",
     "sklearn.utils.sparsefuncs.inplace_swap_row_csr",
     "sklearn.utils.sparsefuncs.mean_variance_axis",
-    "sklearn.utils.sparsefuncs.min_max_axis",
     "sklearn.utils.validation.check_is_fitted",
     "sklearn.utils.validation.check_memory",
     "sklearn.utils.validation.check_random_state",
diff --git a/sklearn/utils/sparsefuncs.py b/sklearn/utils/sparsefuncs.py
index 95131518c3570..7eb7cce5d9e97 100644
--- a/sklearn/utils/sparsefuncs.py
+++ b/sklearn/utils/sparsefuncs.py
@@ -478,8 +478,9 @@ def _sparse_nan_min_max(X, axis):
 
 
 def min_max_axis(X, axis, ignore_nan=False):
-    """Compute minimum and maximum along an axis on a CSR or CSC matrix and
-    optionally ignore NaN values.
+    """Compute minimium and maximum along an axis on a CSR or CSC matrix.
+
+     Optionally ignore NaN values.
 
     Parameters
     ----------