diff --git a/pandas/core/indexes/multi.py b/pandas/core/indexes/multi.py
index 6fa42804d2e39..3381a2f765223 100644
--- a/pandas/core/indexes/multi.py
+++ b/pandas/core/indexes/multi.py
@@ -1686,7 +1686,7 @@ def _lexsort_depth(self) -> int:
         MultiIndex that are sorted lexically
 
         Returns
-        ------
+        -------
         int
         """
         int64_codes = [ensure_int64(level_codes) for level_codes in self.codes]
diff --git a/pandas/tests/arithmetic/common.py b/pandas/tests/arithmetic/common.py
index 83d19b8a20ac3..ccc49adc5da82 100644
--- a/pandas/tests/arithmetic/common.py
+++ b/pandas/tests/arithmetic/common.py
@@ -13,7 +13,7 @@ def assert_invalid_addsub_type(left, right, msg=None):
     Helper to assert that left and right can be neither added nor subtracted.
 
     Parameters
-    ---------
+    ----------
     left : object
     right : object
     msg : str or None, default None
diff --git a/pandas/util/_test_decorators.py b/pandas/util/_test_decorators.py
index cd7fdd55a4d2c..25394dc6775d8 100644
--- a/pandas/util/_test_decorators.py
+++ b/pandas/util/_test_decorators.py
@@ -40,15 +40,15 @@ def test_foo():
 
 def safe_import(mod_name: str, min_version: Optional[str] = None):
     """
-    Parameters:
-    -----------
+    Parameters
+    ----------
     mod_name : str
         Name of the module to be imported
     min_version : str, default None
         Minimum required version of the specified mod_name
 
-    Returns:
-    --------
+    Returns
+    -------
     object
         The imported module if successful, or False
     """