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-rw-r--r--Documentation/sphinx/cdomain.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/sphinx/cdomain.py b/Documentation/sphinx/cdomain.py
index df0419c62096..cf13ff3a656c 100644
--- a/Documentation/sphinx/cdomain.py
+++ b/Documentation/sphinx/cdomain.py
@@ -44,7 +44,7 @@ from sphinx.domains.c import CDomain as Base_CDomain
__version__ = '1.0'
# Get Sphinx version
-major, minor, patch = map(int, sphinx.__version__.split("."))
+major, minor, patch = sphinx.version_info[:3]
def setup(app):