diff --git a/optionnal-requirements-ldap.txt b/optionnal-requirements-ldap.txt
new file mode 100644
index 00000000..98519145
--- /dev/null
+++ b/optionnal-requirements-ldap.txt
@@ -0,0 +1 @@
+python_ldap>=3.0.0
\ No newline at end of file