diff --git a/pkgs/development/python-modules/pyquaternion/default.nix b/pkgs/development/python-modules/pyquaternion/default.nix
index 510678422607..4e66ac7d9cf2 100644
--- a/pkgs/development/python-modules/pyquaternion/default.nix
+++ b/pkgs/development/python-modules/pyquaternion/default.nix
@@ -21,6 +21,9 @@ buildPythonPackage rec {
 
   patches = [
     ./numpy2-repr.patch
+    # patch tests for numpy v2.4 behaviour
+    # https://numpy.org/devdocs/release/2.4.0-notes.html#raise-typeerror-on-attempt-to-convert-array-with-ndim-0-to-scalar
+    ./numpy2-float.patch
   ];
 
   # The VERSION.txt file is required for setup.py
diff --git a/pkgs/development/python-modules/pyquaternion/numpy2-float.patch b/pkgs/development/python-modules/pyquaternion/numpy2-float.patch
new file mode 100644
index 000000000000..becfb86aab80
--- /dev/null
+++ b/pkgs/development/python-modules/pyquaternion/numpy2-float.patch
@@ -0,0 +1,13 @@
+diff --git a/pyquaternion/test/test_quaternion.py b/pyquaternion/test/test_quaternion.py
+index f56afff..1a121c4 100644
+--- a/pyquaternion/test/test_quaternion.py
++++ b/pyquaternion/test/test_quaternion.py
+@@ -936,7 +936,7 @@ class TestQuaternionFeatures(unittest.TestCase):
+         for i in range(20):
+             v = np.random.uniform(-1, 1, 3)
+             v /= np.linalg.norm(v)
+-            theta = float(np.random.uniform(-2,2, 1)) * pi
++            theta = np.random.uniform(-2,2, 1).item() * pi
+             self.validate_axis_angle(v, theta)
+ 
+     def test_exp(self):