Update How To Guide & Git submodules

[doc.git] / etc / requirements.txt

diff --git a/etc/requirements.txt b/etc/requirements.txt
index 9a1f891..b12395a 100644 (file)
--- a/etc/requirements.txt
+++ b/etc/requirements.txt
@@ -6,4 +6,5 @@ setuptools
 six
 sphinxcontrib-httpdomain
 sphinxcontrib-blockdiag
+sphinxcontrib-seqdiag
 sphinx_bootstrap_theme>=0.4.11