diff --git a/mlir/lib/Dialect/Linalg/Transforms/Tiling.cpp b/mlir/lib/Dialect/Linalg/Transforms/Tiling.cpp
--- a/mlir/lib/Dialect/Linalg/Transforms/Tiling.cpp
+++ b/mlir/lib/Dialect/Linalg/Transforms/Tiling.cpp
@@ -414,7 +414,6 @@
   memref::SubViewOp::getCanonicalizationPatterns(patterns, ctx);
   tensor::CastOp::getCanonicalizationPatterns(patterns, ctx);
   memref::ViewOp::getCanonicalizationPatterns(patterns, ctx);
-  memref::DimOp::getCanonicalizationPatterns(patterns, ctx);
   CanonicalizationPatternList<
 #define GET_OP_LIST
 #include "mlir/Dialect/Linalg/IR/LinalgStructuredOps.cpp.inc"