1 files changed, 1 insertions, 1 deletions

diff --git a/bitbake/lib/bs4/tests/test_tree.py b/bitbake/lib/bs4/tests/test_tree.py
index 8e5c66426e..cf0f1abe0c 100644
--- a/bitbake/lib/bs4/tests/test_tree.py
+++ b/bitbake/lib/bs4/tests/test_tree.py
@@ -585,7 +585,7 @@ class SiblingTest(TreeTest):
                     </html>'''
         # All that whitespace looks good but makes the tests more
         # difficult. Get rid of it.
-        markup = re.compile("\n\s*").sub("", markup)
+        markup = re.compile(r"\n\s*").sub("", markup)
         self.tree = self.soup(markup)