diff --git a/.gitignore b/.gitignore
index 4b3be77..cb82c82 100644
--- a/.gitignore
+++ b/.gitignore
@@ -36,6 +36,7 @@ log*.*
 mdout
 mdinfo
 !logo.png
+!requirements.txt
 .ipynb_checkpoints/
 biobb_wf_amber_md_setup/notebooks/*/*/
 biobb_wf_amber_md_setup/notebooks/*/*.web.ipynb
diff --git a/biobb_wf_amber_md_setup/docs/requirements.txt b/biobb_wf_amber_md_setup/docs/requirements.txt
new file mode 100644
index 0000000..027a50d
--- /dev/null
+++ b/biobb_wf_amber_md_setup/docs/requirements.txt
@@ -0,0 +1,2 @@
+sphinx_rtd_theme
+recommonmark
\ No newline at end of file