diff --git a/crates/verify/expectations.toml b/crates/verify/expectations.toml
index ea47214b2ef..dc955b4f85c 100644
--- a/crates/verify/expectations.toml
+++ b/crates/verify/expectations.toml
@@ -381,3 +381,11 @@ class = "missing"
 bound = { count = 1 }
 reason = "NEW (bug B1, see loss-time): no fragment of the static recording is complete when the recorder dies, so recovery has nothing (no frames)"
 link = "https://github.com/CapSoftware/Cap/pull/2641"
+
+[[xfail]]
+case = "crash/recorder-kill/*/static-screen"
+class = "fragment-span"
+platforms = ["macos"]
+bound = { count = [1, 20], secs = [2.3, 20.5] }
+reason = "NEW (bug B1, see loss-time): since 2026-10-20 the macOS runners deliver the static screen at about 28 fps against a 60 fps nominal rate, so the keyframe interval (120 frames) closes each fragment after about 4 s of capture instead of 2 s; the same commit that passed nightly 39365191761 fails this way in run 39513410142. Bound: fragments no longer than B1's 20 s"
+link = "https://github.com/CapSoftware/Cap/actions/runs/39513410142"
diff --git a/crates/verify/tests/crash.rs b/crates/verify/tests/crash.rs
index 33c3b8c2061..59b7ec006bc 100644
--- a/crates/verify/tests/crash.rs
+++ b/crates/verify/tests/crash.rs
@@ -857,8 +857,10 @@ fn check_fragment_spans(case: &mut Case, fragments: &[Vec<(u32, f64)>], handed:
         let span = next - start;
         worst = worst.max(span);
         if span > GOP_SECS + (next - end) + 1e-6 {
-            case.problem(
+            case.problem_measured(
                 "fragment-span",
+                "secs",
+                (span * 100.0).round() / 100.0,
                 format!(
                     "fragment of frames {}..={} covers {span:.2}s of capture, more than {GOP_SECS}s plus the {:.2}s before the frame that closed it",
                     first.0,