diff --git a/docs/requirements.txt b/docs/requirements.txt
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--- /dev/null
+++ b/docs/requirements.txt
@@ -0,0 +1,3 @@
+sphinxemoji==0.1.8		# for emoji support on documentation
+sphinx-rtd-theme==0.5.0         # better theme for documentation
+recommonmark==0.6.0             # markdown support for documentation