diff --git a/doc/fsl.scripts.fsl_apply_x5.rst b/doc/fsl.scripts.fsl_apply_x5.rst
new file mode 100644
index 0000000000000000000000000000000000000000..d92ef23e955b118c9aa2049b4a7a404687f3dd7c
--- /dev/null
+++ b/doc/fsl.scripts.fsl_apply_x5.rst
@@ -0,0 +1,7 @@
+``fsl.scripts.fsl_apply_x5``
+============================
+
+.. automodule:: fsl.scripts.fsl_apply_x5
+    :members:
+    :undoc-members:
+    :show-inheritance:
diff --git a/doc/fsl.scripts.rst b/doc/fsl.scripts.rst
index 743a3c12db30828d94c0ec0559a03b1248ae5744..d7b3686a383ad1a919eb769c5c0ccff735127007 100644
--- a/doc/fsl.scripts.rst
+++ b/doc/fsl.scripts.rst
@@ -5,6 +5,7 @@
    :hidden:
 
    fsl.scripts.atlasq
+   fsl.scripts.fsl_apply_x5
    fsl.scripts.fsl_convert_x5
    fsl.scripts.fsl_ents
    fsl.scripts.imcp
diff --git a/fsl/transform/x5.py b/fsl/transform/x5.py
index 1ffe032821a5c3aeb231cf2835011fe5d67449bb..40c9ac4c612e2955a4b7783bd95b5606516f383b 100644
--- a/fsl/transform/x5.py
+++ b/fsl/transform/x5.py
@@ -17,6 +17,9 @@ transformations from/to BIDS X5 files. The following functions are available:
    writeNonLinearX5
 
 
+.. warning:: This is a development release, and is subject to change.
+
+
 An X5 file is a HDF5 container file which stores a linear or non-linear
 transformation from one NIfTI image to another.