diff --git a/packages/typescript-edit-benchmark/fixtures.tar.gz b/packages/typescript-edit-benchmark/fixtures.tar.gz
index 0080f0d40..16e68e207 100644
Binary files a/packages/typescript-edit-benchmark/fixtures.tar.gz and b/packages/typescript-edit-benchmark/fixtures.tar.gz differ
diff --git a/packages/typescript-edit-benchmark/src/generate.ts b/packages/typescript-edit-benchmark/src/generate.ts
index 41617e46a..79ffacc37 100644
--- a/packages/typescript-edit-benchmark/src/generate.ts
+++ b/packages/typescript-edit-benchmark/src/generate.ts
@@ -134,9 +134,9 @@ interface MutationPlan {
 }
 
 const BLOCK_SIZES: SizeRange[] = [
-	[6, 20],
 	[6, 20],
 	[21, 60],
+	[61, 150],
 	[6, 20],
 	[21, 60],
 	[6, 20],
@@ -171,11 +171,11 @@ const MUTATION_PLANS: Record<string, MutationPlan> = {
 	"swap-adjacent-lines": { count: 6 },
 	"duplicate-line-flip": { count: 6 },
 	"identifier-multi-edit": { count: 10 },
-	"swap-if-else": { count: 6 },
-	"wrap-redundant-if": { count: 12, sizes: BLOCK_SIZES },
-	"swap-sibling-blocks": { count: 12, sizes: BLOCK_SIZES },
+	"swap-if-else": { count: 8 },
+	"wrap-redundant-if": { count: 14, sizes: BLOCK_SIZES },
+	"swap-sibling-blocks": { count: 14, sizes: BLOCK_SIZES },
 	"duplicate-block": { count: 6, sizes: BLOCK_SIZES },
-	"move-distant-block": { count: 14, sizes: BLOCK_SIZES },
+	"move-distant-block": { count: 10, sizes: BLOCK_SIZES },
 	"remove-case-label": { count: 8 },
 	"composite-multi-edit": { count: 16 },
 };
diff --git a/packages/utils/CHANGELOG.md b/packages/utils/CHANGELOG.md
index cf399705c..f70371acf 100644
--- a/packages/utils/CHANGELOG.md
+++ b/packages/utils/CHANGELOG.md
@@ -2,10 +2,6 @@
 
 ## [Unreleased]
 
-### Added
-
-- Added a `postmortem.quit` configuration option to safely handle shutdown paths when the terminal output has already disconnected.
-
 ## [17.1.8] - 2026-07-28
 
 ### Added
diff --git a/packages/utils/test/postmortem-quit.test.ts b/packages/utils/test/postmortem-quit.test.ts
deleted file mode 100644
index 3ac960495..000000000
--- a/packages/utils/test/postmortem-quit.test.ts
+++ /dev/null
@@ -1,25 +0,0 @@
-import { describe, expect, it } from "bun:test";
-import * as postmortem from "../src/postmortem";
-
-const childFlag = "--quit-without-drain-child";
-
-if (process.argv.includes(childFlag)) {
-	Object.defineProperty(process.stdout, "writableLength", { value: 1, configurable: true });
-	await postmortem.quit(23, { drainStdout: false });
-}
-
-describe("postmortem quit", () => {
-	it("exits without waiting for pending stdout when draining is disabled", async () => {
-		const child = Bun.spawn([process.execPath, import.meta.path, childFlag], {
-			stdout: "pipe",
-			stderr: "pipe",
-		});
-		const timeout = Bun.sleep(500).then(() => "timeout" as const);
-		try {
-			expect(await Promise.race([child.exited, timeout])).toBe(23);
-		} finally {
-			child.kill();
-			await child.exited;
-		}
-	});
-});