diff --git a/doc/fsl.data.bitmap.rst b/doc/fsl.data.bitmap.rst
new file mode 100644
index 0000000000000000000000000000000000000000..bf736530fde52bff10d228cd8076953b4956e402
--- /dev/null
+++ b/doc/fsl.data.bitmap.rst
@@ -0,0 +1,7 @@
+``fsl.data.bitmap``
+===================
+
+.. automodule:: fsl.data.bitmap
+    :members:
+    :undoc-members:
+    :show-inheritance:
diff --git a/doc/fsl.data.rst b/doc/fsl.data.rst
index 576f8f4e46fe24a5bd5a79adeae440388d08d720..ec1e73eda4a17296f19b067444e62d9630f7a17b 100644
--- a/doc/fsl.data.rst
+++ b/doc/fsl.data.rst
@@ -5,6 +5,7 @@
    :hidden:
 
    fsl.data.atlases
+   fsl.data.bitmap
    fsl.data.constants
    fsl.data.dicom
    fsl.data.dtifit