diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 262396728..22c3ecefb 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -223,7 +223,7 @@ changes you want to review and merge.  Pull requests are stored on
 Once you send a pull request, we can discuss its potential modifications and
 even add more commits to it later on. There's an excellent tutorial on how Pull
 Requests work in the
-`GitHub Help Center <https://help.github.com/articles/using-pull-requests/>`_.
+`GitHub Help Center <https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/about-pull-requests>`_.
 
 Here is a simple overview, with pytest-specific bits:
 
diff --git a/doc/en/changelog.rst b/doc/en/changelog.rst
index e60b08c55..ef3a241cd 100644
--- a/doc/en/changelog.rst
+++ b/doc/en/changelog.rst
@@ -6229,7 +6229,7 @@ Bug Fixes
   Thanks :user:`adborden` for the report and :user:`nicoddemus` for the PR.
 
 * Clean up unittest TestCase objects after tests are complete (:issue:`1649`).
-  Thanks :user:`d_b_w` for the report and PR.
+  Thanks :user:`d-b-w` for the report and PR.
 
 
 3.0.3 (2016-09-28)
@@ -6244,7 +6244,7 @@ Bug Fixes
   Thanks :user:`nicoddemus` for the PR.
 
 * Fix pkg_resources import error in Jython projects (:issue:`1853`).
-  Thanks :user:`raquel-ucl` for the PR.
+  Thanks :user:`raquelalegre` for the PR.
 
 * Got rid of ``AttributeError: 'Module' object has no attribute '_obj'`` exception
   in Python 3 (:issue:`1944`).
diff --git a/doc/en/example/nonpython.rst b/doc/en/example/nonpython.rst
index f79f15b4f..efb701b1f 100644
--- a/doc/en/example/nonpython.rst
+++ b/doc/en/example/nonpython.rst
@@ -9,7 +9,7 @@ Working with non-python tests
 A basic example for specifying tests in Yaml files
 --------------------------------------------------------------
 
-.. _`pytest-yamlwsgi`: http://bitbucket.org/aafshar/pytest-yamlwsgi/src/tip/pytest_yamlwsgi.py
+.. _`pytest-yamlwsgi`: https://pypi.org/project/pytest-yamlwsgi/
 
 Here is an example ``conftest.py`` (extracted from Ali Afshar's special purpose `pytest-yamlwsgi`_ plugin).   This ``conftest.py`` will  collect ``test*.yaml`` files and will execute the yaml-formatted content as custom tests:
 
diff --git a/src/_pytest/recwarn.py b/src/_pytest/recwarn.py
index 06eb82d71..edb419981 100644
--- a/src/_pytest/recwarn.py
+++ b/src/_pytest/recwarn.py
@@ -30,7 +30,7 @@ T = TypeVar("T")
 def recwarn() -> Generator["WarningsRecorder", None, None]:
     """Return a :class:`WarningsRecorder` instance that records all warnings emitted by test functions.
 
-    See https://docs.python.org/library/how-to/capture-warnings.html for information
+    See https://docs.pytest.org/en/latest/how-to/capture-warnings.html for information
     on warning categories.
     """
     wrec = WarningsRecorder(_ispytest=True)