diff --git a/pkgs/development/python-modules/coffea/default.nix b/pkgs/development/python-modules/coffea/default.nix
index 870c9f3b950f8..d4d1a9f2a17fc 100644
--- a/pkgs/development/python-modules/coffea/default.nix
+++ b/pkgs/development/python-modules/coffea/default.nix
@@ -98,9 +98,14 @@ buildPythonPackage rec {
     # https://github.com/CoffeaTeam/coffea/issues/1094
     "test_lumimask"
 
-    # Flaky: FileNotFoundError: [Errno 2] No such file or directory: 'nminusone.npz'
+    # Flaky: FileNotFoundError: [Errno 2] No such file or directory
     # https://github.com/scikit-hep/coffea/issues/1246
-    "test_packed_selection_nminusone_dak"
+    "test_packed_selection_cutflow_dak" # cutflow.npz
+    "test_packed_selection_nminusone_dak" # nminusone.npz
+
+    # AssertionError: bug in Awkward Array: attempt to convert TypeTracerArray into a concrete array
+    "test_apply_to_fileset"
+    "test_lorentz_behavior"
   ];
 
   __darwinAllowLocalNetworking = true;