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-rw-r--r--etc/requirements.txt4
1 files changed, 2 insertions, 2 deletions
diff --git a/etc/requirements.txt b/etc/requirements.txt
index 35ddb192b..d75e59dee 100644
--- a/etc/requirements.txt
+++ b/etc/requirements.txt
@@ -1,11 +1,11 @@
tox
-Sphinx==2.3.0
+Sphinx
doc8
docutils
setuptools
six
sphinx_rtd_theme>=0.4.3
-sphinxcontrib-blockdiag
+sphinxcontrib-blockdiag==1.5.5
sphinxcontrib-needs>=0.2.3
sphinxcontrib-nwdiag
sphinxcontrib-seqdiag