diff --git a/src/interp/iz3params.pyg b/src/interp/iz3params.pyg
new file mode 100644
index 000000000..5b574c859
--- /dev/null
+++ b/src/interp/iz3params.pyg
@@ -0,0 +1,5 @@
+def_module_params('interp', 
+                  description='interpolation parameters',
+                  export=True,
+                  params=(('profile', BOOL, False, '(INTERP) profile interpolation'),
+                          ))