diff --git a/composer.json b/composer.json
index cce4687e096..f95adb69640 100644
--- a/composer.json
+++ b/composer.json
@@ -71,7 +71,7 @@
 		"phpstan/phpstan-nette": "^2.0",
 		"phpstan/phpstan-phpunit": "^2.1",
 		"phpstan/phpstan-strict-rules": "^2.1",
-		"phpstan/tally": "dev-release/1.x",
+		"phpstan/tally": "^1.0.1",
 		"phpunit/phpunit": "^11.5.23",
 		"shipmonk/composer-dependency-analyser": "^1.5",
 		"shipmonk/dead-code-detector": "^1.4.2",
diff --git a/composer.lock b/composer.lock
index 4487df6fbf1..31ccd7593f9 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
     "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
     "This file is @generated automatically"
   ],
-  "content-hash": "c8e816333f58f55b9348aa729f3d31a4",
+  "content-hash": "1267a1b194e9dd3c379a9fe16dabe494",
   "packages": [
     {
       "name": "clue/ndjson-react",
@@ -4205,22 +4205,23 @@
     },
     {
       "name": "phpstan/tally",
-      "version": "dev-release/1.x",
+      "version": "1.0.1",
       "source": {
         "type": "git",
         "url": "https://github.com/phpstan/tally.git",
-        "reference": "e67008ced513658b84e40992268763385218b228"
+        "reference": "f62fb265cbe7fd916af1e8d61ee49bb2c1af4b21"
       },
       "dist": {
         "type": "zip",
-        "url": "https://api.github.com/repos/phpstan/tally/zipball/e67008ced513658b84e40992268763385218b228",
-        "reference": "e67008ced513658b84e40992268763385218b228",
+        "url": "https://api.github.com/repos/phpstan/tally/zipball/f62fb265cbe7fd916af1e8d61ee49bb2c1af4b21",
+        "reference": "f62fb265cbe7fd916af1e8d61ee49bb2c1af4b21",
         "shasum": ""
       },
       "require": {
         "php": "^8.2"
       },
       "require-dev": {
+        "ext-posix": "*",
         "infection/infection": "^0.35.10",
         "php-parallel-lint/php-parallel-lint": "^1.4",
         "phpstan/phpstan": "^2.1",
@@ -4234,6 +4235,11 @@
         "bin/tally"
       ],
       "type": "library",
+      "extra": {
+        "skills": {
+          "source": "skills"
+        }
+      },
       "autoload": {
         "psr-4": {
           "Tally\\": "src/"
@@ -4251,10 +4257,10 @@
       ],
       "support": {
         "issues": "https://github.com/phpstan/tally/issues",
-        "source": "https://github.com/phpstan/tally/tree/release/1.x"
+        "source": "https://github.com/phpstan/tally/tree/1.0.1"
       },
-      "time": "2026-11-14T11:09:44+00:00",
-      "published-time": "2026-11-14T11:09:50+00:00"
+      "time": "2026-11-14T22:36:03+00:00",
+      "published-time": "2026-11-14T22:42:17+00:00"
     },
     {
       "name": "phpunit/php-code-coverage",
@@ -5935,8 +5941,7 @@
   "aliases": [],
   "minimum-stability": "dev",
   "stability-flags": {
-    "jetbrains/phpstorm-stubs": 20,
-    "phpstan/tally": 20
+    "jetbrains/phpstorm-stubs": 20
   },
   "prefer-stable": true,
   "prefer-lowest": false,
diff --git a/tests/bench/AnalysedFileExpectations.php b/tests/bench/AnalysedFileExpectations.php
index a6d2c1de5c9..2d66d37b345 100644
--- a/tests/bench/AnalysedFileExpectations.php
+++ b/tests/bench/AnalysedFileExpectations.php
@@ -28,9 +28,9 @@ public function file(): string
 	}
 
 	#[Override]
-	public function rewrite(string $code, Metrics $measured): string
+	public function edits(string $code, Metrics $measured): array
 	{
-		return $this->header->write($code, $measured);
+		return [$this->header->write($code, $measured)];
 	}
 
 	#[Override]
diff --git a/tests/bench/AnalysedFileHeader.php b/tests/bench/AnalysedFileHeader.php
index d15bea1e012..164d135ff93 100644
--- a/tests/bench/AnalysedFileHeader.php
+++ b/tests/bench/AnalysedFileHeader.php
@@ -2,16 +2,14 @@
 
 namespace PHPStan\Benchmark;
 
+use Tally\Expectation\CodeEdit;
 use Tally\Expectation\ExpectationException;
 use Tally\Metric;
 use Tally\Metrics;
 use Tally\Quantity\InvalidQuantityException;
-use function addcslashes;
 use function preg_match;
-use function preg_replace;
 use function sprintf;
 use function strlen;
-use function substr;
 
 /**
  * Reads and writes the expected numbers in the comment after the first line of a benchmark in data/:
@@ -24,7 +22,7 @@
  *      * memory: 4.520MiB
  *      *\/
  *
- * Takes code and returns code, AnalysedFileExpectations reads the file.
+ * Takes code and returns the edit of it, AnalysedFileExpectations reads the file.
  */
 final class AnalysedFileHeader
 {
@@ -47,9 +45,11 @@ public function read(string $code): ?Metrics
 	}
 
 	/**
+	 * Replaces the comment, or adds it after the <?php line.
+	 *
 	 * @throws ExpectationException
 	 */
-	public function write(string $code, Metrics $metrics): string
+	public function write(string $code, Metrics $metrics): CodeEdit
 	{
 		$header = sprintf(
 			"/*\n * instructions: %s\n * cycles: %s\n * memory: %s\n */\n",
@@ -57,15 +57,14 @@ public function write(string $code, Metrics $metrics): string
 			$this->format($metrics, Metric::Cycles),
 			$this->format($metrics, Metric::Memory),
 		);
-		if (preg_match(self::PATTERN, $code) === 1) {
-			// the replacement reads $ and \
-			return (string) preg_replace(self::PATTERN, '$1' . "\n" . addcslashes($header, '$\\'), $code);
+		if (preg_match(self::PATTERN, $code, $matches) === 1) {
+			return new CodeEdit(strlen($matches[1]), strlen($matches[0]) - strlen($matches[1]), "\n" . $header);
 		}
 		if (preg_match('~\A<\?php[^\n]*\n~', $code, $matches) !== 1) {
 			throw new ExpectationException('The benchmark does not start with a <?php line.');
 		}
 
-		return $matches[0] . "\n" . $header . substr($code, strlen($matches[0]));
+		return new CodeEdit(strlen($matches[0]), 0, "\n" . $header);
 	}
 
 	private function format(Metrics $metrics, Metric $metric): string