diff --git a/scrapy_zyte_api/_middlewares.py b/scrapy_zyte_api/_middlewares.py
index 629aed4f..7dd20008 100644
--- a/scrapy_zyte_api/_middlewares.py
+++ b/scrapy_zyte_api/_middlewares.py
@@ -108,7 +108,9 @@ def process_request(self, request, spider):
         slot.delay = 0
 
         if self._max_requests_reached(downloader):
-            self._crawler.engine.close_spider(spider, "closespider_max_zapi_requests")
+            self._crawler.engine.close_spider(
+                spider, f"closespider_max_{self._max_requests}_zapi_requests"
+            )
             raise IgnoreRequest(
                 f"The request {request} is skipped as {self._max_requests} max "
                 f"Zyte API requests have been reached."
diff --git a/tests/test_middlewares.py b/tests/test_middlewares.py
index 2305d22a..f287c6b9 100644
--- a/tests/test_middlewares.py
+++ b/tests/test_middlewares.py
@@ -133,7 +133,10 @@ def parse(self, response):
     assert crawler.stats.get_value("scrapy-zyte-api/success") <= zapi_max_requests
     assert crawler.stats.get_value("scrapy-zyte-api/processed") == zapi_max_requests
     assert crawler.stats.get_value("item_scraped_count") == zapi_max_requests + 6
-    assert crawler.stats.get_value("finish_reason") == "closespider_max_zapi_requests"
+    assert (
+        crawler.stats.get_value("finish_reason")
+        == f"closespider_max_{zapi_max_requests}_zapi_requests"
+    )
     assert (
         crawler.stats.get_value(
             "downloader/exception_type_count/scrapy.exceptions.IgnoreRequest"