diff --git a/pkgs/development/python-modules/httpx-ntlm/default.nix b/pkgs/development/python-modules/httpx-ntlm/default.nix
index c23f928d20d7..83d427c73ef1 100644
--- a/pkgs/development/python-modules/httpx-ntlm/default.nix
+++ b/pkgs/development/python-modules/httpx-ntlm/default.nix
@@ -1,6 +1,7 @@
 { lib
 , buildPythonPackage
 , fetchPypi
+, fetchpatch
 , httpx
 , pyspnego
 , pythonOlder
@@ -19,6 +20,15 @@ buildPythonPackage rec {
     hash = "sha256-a1a5laZ4tNOtpVDFCK1t2IXWbyJytZMhuad2JtmA52I=";
   };
 
+  patches = [
+    # Update version specifiers, https://github.com/ulodciv/httpx-ntlm/pull/15
+    (fetchpatch {
+      name = "update-version-specifiers.patch";
+      url = "https://github.com/ulodciv/httpx-ntlm/commit/dac67a957c5c23df29d4790ddbc7cc4bccfc0e35.patch";
+      hash = "sha256-YtgRrgGG/x7jvNg+NuQIrkOUdyD6Bk53fRaiXBwiV+o=";
+    })
+  ];
+
   propagatedBuildInputs = [
     httpx
     pyspnego