diff --git a/site_ansto/instrument/hrpd/extraconfig.tcl b/site_ansto/instrument/hrpd/extraconfig.tcl
new file mode 100644
index 00000000..f5ab34f1
--- /dev/null
+++ b/site_ansto/instrument/hrpd/extraconfig.tcl
@@ -0,0 +1,14 @@
+# Put extra config info here.
+# It is useful during the testing stage to set
+# some axes as fixed.
+mom fixed 1
+mtth fixed 1
+mchi fixed 1
+mphi fixed 1
+mz fixed 1
+mx fixed 1
+stth fixed 1
+ss1u fixed 1
+ss1d fixed 1
+ss1l fixed 1
+ss1r fixed 1