diff --git a/plugins/mrcepa0/EZFIO.cfg b/plugins/mrcepa0/EZFIO.cfg
new file mode 100644
index 00000000..9979f537
--- /dev/null
+++ b/plugins/mrcepa0/EZFIO.cfg
@@ -0,0 +1,5 @@
+[lambda_type]
+type: Strictly_positive_int
+doc: lambda type ( 0 = none, 1 = last version )
+interface: ezfio,provider,ocaml
+default: 0