diff --git a/gnu/local.mk b/gnu/local.mk
index afc9b1fa1d..7ee7a4635e 100644
--- a/gnu/local.mk
+++ b/gnu/local.mk
@@ -2049,6 +2049,7 @@ dist_patch_DATA =						\
   %D%/packages/patches/python-louvain-fix-test.patch		\
   %D%/packages/patches/python-matplotlib-fix-legend-loc-best-test.patch	\
   %D%/packages/patches/python-mohawk-pytest.patch	\
+  %D%/packages/patches/python-msal-requests.patch	\
   %D%/packages/patches/python-norns-nose.patch			\
   %D%/packages/patches/python-numpy-gcc-14.patch		\
   %D%/packages/patches/python-random2-getrandbits-test.patch		\
diff --git a/gnu/packages/patches/python-msal-requests.patch b/gnu/packages/patches/python-msal-requests.patch
new file mode 100644
index 0000000000..cc12984c77
--- /dev/null
+++ b/gnu/packages/patches/python-msal-requests.patch
@@ -0,0 +1,36 @@
+From 74cda7c7ce34b34b1a378b5e3be02f44bbea09d6 Mon Sep 17 00:00:00 2001
+Message-ID: <74cda7c7ce34b34b1a378b5e3be02f44bbea09d6.1764515163.git.ngraves@ngraves.fr>
+From: Nicolas Graves <ngraves@ngraves.fr>
+Date: Sun, 30 Nov 2025 16:05:39 +0100
+Subject: [PATCH] Replace requests.get by a placeholder
+
+---
+ tests/test_cryptography.py | 5 +----
+ 1 file changed, 1 insertion(+), 4 deletions(-)
+
+diff --git a/tests/test_cryptography.py b/tests/test_cryptography.py
+index b119e59..8948ab0 100644
+--- a/tests/test_cryptography.py
++++ b/tests/test_cryptography.py
+@@ -3,7 +3,6 @@ import os
+ import re
+ from unittest import TestCase
+ import warnings
+-import xml.etree.ElementTree as ET
+ 
+ import requests
+ 
+@@ -11,9 +10,7 @@ from msal.application import (
+     _str2bytes, _load_private_key_from_pem_str, _parse_pfx)
+ 
+ 
+-latest_cryptography_version = ET.fromstring(
+-    requests.get("https://pypi.org/rss/project/cryptography/releases.xml").text
+-    ).findall("./channel/item/title")[0].text
++latest_cryptography_version = @version@
+ 
+ 
+ def get_current_ceiling():
+-- 
+2.51.2
+
diff --git a/gnu/packages/python-web.scm b/gnu/packages/python-web.scm
index bae930d112..7e8ee741e3 100644
--- a/gnu/packages/python-web.scm
+++ b/gnu/packages/python-web.scm
@@ -6761,23 +6761,48 @@ authorization scheme.")
 (define-public python-msal
   (package
     (name "python-msal")
-    (version "1.31.1")
+    (version "1.34.0")
     (home-page
      "https://github.com/AzureAD/microsoft-authentication-library-for-python")
-    (source (origin
-              (method git-fetch)
-              ;; Pypi does not have tests.
-              (uri (git-reference (url home-page) (commit version)))
-              (file-name (git-file-name name version))
-              (sha256
-               (base32
-                "18dg1j2az5ywk6klfd3kp36fxa4cmmf9yvma4li0a2nz2jgc1gdd"))))
-    (build-system python-build-system)
+    (source
+     (origin
+       (method git-fetch)
+       (uri (git-reference
+             (url home-page)
+             (commit version)))
+       (file-name (git-file-name name version))
+       (sha256
+        (base32 "1xcyiv742ihnzypjw7syamnhqffdy6wsvvv0f5jcl3pap0apbk0z"))
+       (patches (search-patches "python-msal-requests.patch"))))
+    (build-system pyproject-build-system)
     (arguments
-     ;; Tests (all?) rely on network access and only some can be disabled by
-     ;; setting the environment variable TRAVIS_TAG.
-     (list #:tests? #f))
-    (native-inputs (list python-mock))
+     (list
+      #:test-flags
+      #~(list
+         "--ignore=tests/test_benchmark.py"
+         ;; XXX: Ignoring cryptography version scheme tests.
+         "-k"
+         "not test_ceiling_should_be_latest_cryptography_version_plus_three"
+         ;; XXX: These tests try to access the network.
+         "--ignore=tests/test_application.py"
+         "--ignore=tests/test_ccs.py"
+         ;; XXX: These tests assume they are run on Windows.
+         "--ignore=tests/test_mi.py")
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-after 'unpack 'set-cryptography-version
+            (lambda _
+              (substitute* "tests/test_cryptography.py"
+                (("^latest_cryptography_version = @version@")
+                 (format #f "latest_cryptography_version = ~s"
+                         #$(package-version
+                            (this-package-input "python-cryptography")))))))
+          (add-before 'check 'configure-tests
+            (lambda* (#:key tests? #:allow-other-keys)
+              (when tests?
+                (setenv "TRAVIS_TAG" "1")))))))
+    (native-inputs
+     (list nss-certs-for-test python-mock python-pytest python-setuptools))
     (propagated-inputs (list python-cryptography python-pyjwt python-requests))
     (synopsis "Microsoft Authentication Library (MSAL) for Python")
     (description