Index: pytest-sphinx-0.6.3/src/pytest_sphinx.py
===================================================================
--- pytest-sphinx-0.6.3.orig/src/pytest_sphinx.py
+++ pytest-sphinx-0.6.3/src/pytest_sphinx.py
@@ -495,7 +495,12 @@ class SphinxDocTestRunner(doctest.DebugR
         self.optionflags = original_optionflags
 
         # Record and return the number of failures and tries.
-        self._DocTestRunner__record_outcome(test, failures, tries)  # type:ignore
+        # And for Python 3.13 and above, also pass the number of skips, which
+        # is always zero if we got here.
+        if sys.version_info[:2] >= (3, 13):
+            self._DocTestRunner__record_outcome(test, failures, tries, 0)  # type:ignore
+        else:
+            self._DocTestRunner__record_outcome(test, failures, tries)  # type:ignore
         return doctest.TestResults(failures, tries)
 
 
Index: pytest-sphinx-0.6.3/tests/test_sphinx_doctest.py
===================================================================
--- pytest-sphinx-0.6.3.orig/tests/test_sphinx_doctest.py
+++ pytest-sphinx-0.6.3/tests/test_sphinx_doctest.py
@@ -3,6 +3,7 @@
 import logging
 import os
 import subprocess
+import sys
 import textwrap
 from pathlib import Path
 from typing import Iterator
@@ -14,6 +15,10 @@ from _pytest.legacypath import Testdir
 
 logger = logging.getLogger(__name__)
 
+testoutput = "1 items passed all tests"
+if sys.version_info[:2] >= (3, 13):
+    testoutput = "Testing of doctests in the sources finished"
+
 
 class SphinxDoctestRunner:
     def __init__(self, tmp_path: Path) -> None:
@@ -106,7 +111,7 @@ def test_simple_doctest_success(sphinx_t
         6
         """
     )
-    assert "1 items passed all tests" in output
+    assert testoutput in output
 
 
 class TestDirectives:
@@ -124,7 +129,7 @@ class TestDirectives:
             """
 
         sphinx_output = sphinx_tester(code)
-        assert "1 items passed all tests" in sphinx_output
+        assert testoutput in sphinx_output
 
         plugin_result = testdir.runpytest("--doctest-glob=index.rst").stdout
         plugin_result.fnmatch_lines(["*=== 1 passed in *"])
@@ -140,7 +145,7 @@ class TestDirectives:
             """
 
         sphinx_output = sphinx_tester(code)
-        assert "1 items passed all tests" in sphinx_output
+        assert testoutput in sphinx_output
 
         plugin_result = testdir.runpytest("--doctest-glob=index.rst").stdout
         plugin_result.fnmatch_lines(["*=== 1 passed in *"])
@@ -171,7 +176,7 @@ class TestDirectives:
             """
 
         sphinx_output = sphinx_tester(code)
-        assert "1 items passed all tests" in sphinx_output
+        assert testoutput in sphinx_output
 
         plugin_result = testdir.runpytest("--doctest-glob=index.rst").stdout
         plugin_result.fnmatch_lines(["*=== 1 passed in *"])
@@ -204,7 +209,7 @@ class TestDirectives:
             assert "1 failure in tests" in sphinx_output
             plugin_output.fnmatch_lines(["*=== 1 failed in *"])
         else:
-            assert "1 items passed all tests" in sphinx_output
+            assert testoutput in sphinx_output
             plugin_output.fnmatch_lines(["*=== 1 passed in *"])
 
     @pytest.mark.parametrize(
@@ -235,7 +240,7 @@ class TestDirectives:
             assert "1 failure in tests" in sphinx_output
             plugin_output.fnmatch_lines(["*=== 1 failed in *"])
         else:
-            assert "1 items passed all tests" in sphinx_output
+            assert testoutput in sphinx_output
             plugin_output.fnmatch_lines(["*=== 1 passed in *"])
 
     @pytest.mark.parametrize("wrong_output_assertion", [True, False])
@@ -279,7 +284,7 @@ class TestDirectives:
             assert "1 failure in tests" in sphinx_output
             plugin_output.fnmatch_lines(["*=== 1 failed in *"])
         else:
-            assert "1 items passed all tests" in sphinx_output
+            assert testoutput in sphinx_output
             plugin_output.fnmatch_lines(["*=== 1 passed in *"])
 
     @pytest.mark.parametrize("testcode", ["raise RuntimeError", "pass", "print(1234)"])