diff --git a/.meta/.readme.rst b/.meta/.readme.rst
index 20eb7c95..45e718f5 100644
--- a/.meta/.readme.rst
+++ b/.meta/.readme.rst
@@ -1251,7 +1251,7 @@ Citation information: |DOI|
 .. |GitHub-Updated| image:: https://img.shields.io/github/last-commit/tqdm/tqdm/master.svg?logo=github&logoColor=white&label=pushed
    :target: https://github.com/tqdm/tqdm/pulse
 .. |Gift-Casper| image:: https://img.shields.io/badge/dynamic/json.svg?color=ff69b4&label=gifts%20received&prefix=%C2%A3&query=%24..sum&url=https%3A%2F%2Fcaspersci.uk.to%2Fgifts.json
-   :target: https://www.cdcl.ml/sponsor
+   :target: https://cdcl.ml/sponsor
 .. |Versions| image:: https://img.shields.io/pypi/v/tqdm.svg
    :target: https://tqdm.github.io/releases
 .. |PyPI-Downloads| image:: https://img.shields.io/pypi/dm/tqdm.svg?label=pypi%20downloads&logo=PyPI&logoColor=white
diff --git a/README.rst b/README.rst
index a149265a..39926d61 100644
--- a/README.rst
+++ b/README.rst
@@ -1470,7 +1470,7 @@ Citation information: |DOI|
 .. |GitHub-Updated| image:: https://img.shields.io/github/last-commit/tqdm/tqdm/master.svg?logo=github&logoColor=white&label=pushed
    :target: https://github.com/tqdm/tqdm/pulse
 .. |Gift-Casper| image:: https://img.shields.io/badge/dynamic/json.svg?color=ff69b4&label=gifts%20received&prefix=%C2%A3&query=%24..sum&url=https%3A%2F%2Fcaspersci.uk.to%2Fgifts.json
-   :target: https://www.cdcl.ml/sponsor
+   :target: https://cdcl.ml/sponsor
 .. |Versions| image:: https://img.shields.io/pypi/v/tqdm.svg
    :target: https://tqdm.github.io/releases
 .. |PyPI-Downloads| image:: https://img.shields.io/pypi/dm/tqdm.svg?label=pypi%20downloads&logo=PyPI&logoColor=white
diff --git a/tqdm/std.py b/tqdm/std.py
index a320e35c..08cd00d3 100644
--- a/tqdm/std.py
+++ b/tqdm/std.py
@@ -791,8 +791,12 @@ class tqdm(Comparable):
                         " Use keyword arguments instead.",
                         fp_write=getattr(t.fp, 'write', sys.stderr.write))
 
+                try:  # pandas>=1.3.0
+                    from pandas.core.common import is_builtin_func
+                except ImportError:
+                    is_builtin_func = df._is_builtin_func
                 try:
-                    func = df._is_builtin_func(func)
+                    func = is_builtin_func(func)
                 except TypeError:
                     pass