diff --git a/mlir/include/mlir/Transforms/Passes.td b/mlir/include/mlir/Transforms/Passes.td
--- a/mlir/include/mlir/Transforms/Passes.td
+++ b/mlir/include/mlir/Transforms/Passes.td
@@ -136,6 +136,7 @@
     Option<"maximalFusion", "fusion-maximal", "bool", /*default=*/"false",
            "Enables maximal loop fusion">,
   ];
+  let dependentDialects = ["memref::MemRefDialect"];
 }
 
 def AffinePipelineDataTransfer