diff --git a/docs/source/niprov.externals.rst b/docs/source/niprov.externals.rst
new file mode 100644
index 0000000..ac4ac6a
--- /dev/null
+++ b/docs/source/niprov.externals.rst
@@ -0,0 +1,7 @@
+niprov.externals module
+=======================
+
+.. automodule:: niprov.externals
+    :members:
+    :undoc-members:
+    :show-inheritance:
diff --git a/docs/source/niprov.rst b/docs/source/niprov.rst
index 2c3de52..0ce81f1 100644
--- a/docs/source/niprov.rst
+++ b/docs/source/niprov.rst
@@ -10,6 +10,7 @@ Submodules
    niprov.dependencies
    niprov.discovery
    niprov.exporters
+   niprov.externals
    niprov.filefilter
    niprov.filesystem
    niprov.html