diff --git a/pkgs/development/python-modules/detectron2/default.nix b/pkgs/development/python-modules/detectron2/default.nix
index 2a7fb8b7d9aa..d835135ee3a3 100644
--- a/pkgs/development/python-modules/detectron2/default.nix
+++ b/pkgs/development/python-modules/detectron2/default.nix
@@ -44,20 +44,18 @@
   pytest-mock,
   pytestCheckHook,
   torchvision,
+  pythonAtLeast,
 }:
 
-let
+buildPythonPackage (finalAttrs: {
   pname = "detectron2";
   version = "0.6";
-in
-buildPythonPackage {
-  inherit pname version;
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "facebookresearch";
     repo = "detectron2";
-    tag = "v${version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-TosuUZ1hJrXF3VGzsGO2hmQJitGUxe7FyZyKjNh+zPA=";
   };
 
@@ -188,6 +186,12 @@ buildPythonPackage {
     "test_apply_deltas_tracing"
     "test_imagelist_padding_tracing"
     "test_roi_pooler_tracing"
+  ]
+  ++ lib.optionals (pythonAtLeast "3.14") [
+    # AttributeError: '...' object has no attribute '__annotations__'
+    "test_default_anchor_generator_centered"
+    "test_scriptability_cpu"
+    "test_scriptable_cpu"
   ];
 
   pythonImportsCheck = [ "detectron2" ];
@@ -198,4 +202,4 @@ buildPythonPackage {
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ happysalada ];
   };
-}
+})