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-rw-r--r--docs/requirements-docs.txt1
1 files changed, 1 insertions, 0 deletions
diff --git a/docs/requirements-docs.txt b/docs/requirements-docs.txt
index 5616848a1..5d3ccefe5 100644
--- a/docs/requirements-docs.txt
+++ b/docs/requirements-docs.txt
@@ -8,3 +8,4 @@ sphinxcontrib-plantuml
sphinx_toolbox
autopep8
pylint
+six