diff --git a/src/main/scala/unleashed/u500ml507devkit/fpga/Memory.scala b/src/main/scala/unleashed/u500ml507devkit/fpga/Memory.scala
index dd51758..9ebf228 100644
--- a/src/main/scala/unleashed/u500ml507devkit/fpga/Memory.scala
+++ b/src/main/scala/unleashed/u500ml507devkit/fpga/Memory.scala
@@ -46,10 +46,10 @@ class TLMemoryML507(c: MemoryML507Params)(implicit p: Parameters) extends LazyMo
         val (in, edge)= node.in(0)
 
         // Tie off unused channels
-        in.a.ready := Bool(true)
+        in.a.ready := Bool(false)
         in.b.valid := Bool(false)
-        in.c.ready := Bool(true)
+        in.c.ready := Bool(false)
         in.d.valid := Bool(false)
-        in.e.ready := Bool(true)
+        in.e.ready := Bool(false)
     }
 }