diff --git a/mlir/include/mlir/Dialect/Linalg/IR/LinalgInterfaces.td b/mlir/include/mlir/Dialect/Linalg/IR/LinalgInterfaces.td
index ba73cfbbed845..9f1e88a040f5f 100644
--- a/mlir/include/mlir/Dialect/Linalg/IR/LinalgInterfaces.td
+++ b/mlir/include/mlir/Dialect/Linalg/IR/LinalgInterfaces.td
@@ -474,7 +474,7 @@ def LinalgStructuredInterface
         int64_t resultIndex =
             opOperand->getOperandNumber() - $_op.getNumDpsInputs();
         assert(resultIndex >= 0 &&
-               resultIndex < this->getOperation()->getNumResults());
+               resultIndex < $_op.getNumDpsInits());
         Operation *yieldOp = getBlock()->getTerminator();
         return &yieldOp->getOpOperand(resultIndex);
       }]