diff --git a/.erdconfig b/.erdconfig
new file mode 100644
index 0000000000000000000000000000000000000000..6d077b17393fb5120fe8611219660aa374bb03c6
--- /dev/null
+++ b/.erdconfig
@@ -0,0 +1,19 @@
+attributes:
+  - content
+  - foreign_key
+  - inheritance
+disconnected: true
+filename: erd
+filetype: pdf
+indirect: true
+inheritance: true
+markup: true
+notation: bachman
+orientation: horizontal
+polymorphism: false
+sort: true
+warn: true
+title: PortalMEC
+exclude: null
+only: null
+prepend_primary: false