diff --git a/src/functional_tests/test_admin.py b/src/functional_tests/test_admin.py
index 9f73b9a..898652e 100644
--- a/src/functional_tests/test_admin.py
+++ b/src/functional_tests/test_admin.py
@@ -20,9 +20,15 @@ class AdminLoginTest(FunctionalTest):
         self.browser.find_element(By.ID, "id_password").send_keys("correct-password")
         self.browser.find_element(By.CSS_SELECTOR, "input[type=submit]").click()
 
-        body = self.wait_for(
-            lambda: self.browser.find_element(By.TAG_NAME, "body")
-        )
-        self.assertIn("Site administration", body.text)
+        # Wait on the post-login content, not on `body` itself — body exists
+        # on the login page too, so a slow CI runner can grab the pre-submit
+        # body before the form submit navigates and miss `Site administration`
+        # entirely. Pipeline #300 ate this flake; locally the submit always
+        # completes first. wait_for retries on AssertionError up to MAX_WAIT.
+        self.wait_for(lambda: self.assertIn(
+            "Site administration",
+            self.browser.find_element(By.TAG_NAME, "body").text,
+        ))
+        body = self.browser.find_element(By.TAG_NAME, "body")
         self.assertIn("Users", body.text)
         self.assertIn("Tokens", body.text)