diff --git a/litesdcard/gen.py b/litesdcard/gen.py
index d8f5b7a..d22fa72 100644
--- a/litesdcard/gen.py
+++ b/litesdcard/gen.py
@@ -49,6 +49,9 @@
         Subsignal("cmd",  Pins(1)), # Note: Requires Pullup (internal or external).
         Subsignal("clk",  Pins(1)),
         Subsignal("cd",   Pins(1)),
+        Subsignal("cmd_dir",   Pins(1)),
+        Subsignal("dat0_dir",  Pins(1)),
+        Subsignal("dat13_dir", Pins(1)),
     ),
 ]