diff --git a/xla/mlir_hlo/mhlo/IR/hlo_ops.td b/xla/mlir_hlo/mhlo/IR/hlo_ops.td
index 3b68ad70a332e..f4dbec2538385 100644
--- a/xla/mlir_hlo/mhlo/IR/hlo_ops.td
+++ b/xla/mlir_hlo/mhlo/IR/hlo_ops.td
@@ -2150,7 +2150,7 @@ def MHLO_DynamicBroadcastInDimOp : MHLO_ShapedInterfaceOp<
     %result = "mhlo.dynamic_broadcast_in_dim"(%operand, %output_dimensions) {
       broadcast_dimensions = array<i64: 2, 1>,
       known_expanding_dimensions = array<i64: 0>,
-      known_non_expanding_dimensions = array<i64: 1>
+      known_nonexpanding_dimensions = array<i64: 1>
     } : (tensor<1x3xi64>, tensor<3xi64>) -> tensor<2x3x2xi64>
     ```
   }];