diff --git a/accessible/ipc/DocAccessibleChild.cpp b/accessible/ipc/DocAccessibleChild.cpp
index 3d203501fbb8..3807c66bef1a 100644
--- a/accessible/ipc/DocAccessibleChild.cpp
+++ b/accessible/ipc/DocAccessibleChild.cpp
@@ -40,6 +40,10 @@ InterfacesFor(Accessible* aAcc)
   if (aAcc->IsImage())
     interfaces |= Interfaces::IMAGE;
 
+  if (aAcc->IsTable()) {
+    interfaces |= Interfaces::TABLE;
+  }
+
   if (aAcc->IsTableCell())
     interfaces |= Interfaces::TABLECELL;