diff --git a/pkgs/by-name/fo/folly/package.nix b/pkgs/by-name/fo/folly/package.nix
index 196179c9e423..7bbbab5da16a 100644
--- a/pkgs/by-name/fo/folly/package.nix
+++ b/pkgs/by-name/fo/folly/package.nix
@@ -183,6 +183,7 @@ stdenv.mkDerivation (finalAttrs: {
     "singleton_thread_local_test.SingletonThreadLocalDeathTest.Overload"
 
     # very strict timing constraints, will fail under load
+    "logging_async_file_writer_test.AsyncFileWriter.discard"
     "io_async_hh_wheel_timer_test.HHWheelTimerTest.CancelTimeout"
     "io_async_hh_wheel_timer_test.HHWheelTimerTest.DefaultTimeout"
     "io_async_hh_wheel_timer_test.HHWheelTimerTest.DeleteWheelInTimeout"