diff --git a/devito/operator/xdsl_operator.py b/devito/operator/xdsl_operator.py
index bc947d2fe67..223f7d7fa14 100644
--- a/devito/operator/xdsl_operator.py
+++ b/devito/operator/xdsl_operator.py
@@ -87,7 +87,7 @@ def _make_interop_o(self):
     def mpi_shape(self) -> tuple:
         dist = self.functions[0].grid.distributor
         # reverse topology for row->column major
-        return tuple(reversed(dist.topology)), dist.myrank
+        return dist.topology, dist.myrank
 
     def _jit_compile(self):
         """