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-rw-r--r--doc/manpages/conf.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/manpages/conf.py b/doc/manpages/conf.py
index 73dea094ae..995885b220 100644
--- a/doc/manpages/conf.py
+++ b/doc/manpages/conf.py
@@ -91,7 +91,7 @@ replace_vars = {
# extract version information, installation location, other stuff we need to
# use when building final documents
-val = re.compile('^S\["([^"]+)"\]="(.*)"$')
+val = re.compile(r'^S\["([^"]+)"\]="(.*)"$')
try:
with open("../../config.status", "r") as cfgstatus:
for ln in cfgstatus.readlines():