diff --git a/mlir/include/mlir/Dialect/Affine/IR/AffineOps.td b/mlir/include/mlir/Dialect/Affine/IR/AffineOps.td
index 56fbe9cdc2d21..03172f7ce00e4 100644
--- a/mlir/include/mlir/Dialect/Affine/IR/AffineOps.td
+++ b/mlir/include/mlir/Dialect/Affine/IR/AffineOps.td
@@ -1115,7 +1115,7 @@ def AffineDelinearizeIndexOp : Affine_Op<"delinearize_index", [Pure]> {
   }];
 
   let builders = [
-    OpBuilder<(ins "Value":$linear_index, "ValueRange":$dynamic_basis, "ArrayRef<int64_t>":$static_asis, CArg<"bool", "true">:$hasOuterBound)>,
+    OpBuilder<(ins "Value":$linear_index, "ValueRange":$dynamic_basis, "ArrayRef<int64_t>":$static_basis, CArg<"bool", "true">:$hasOuterBound)>,
     OpBuilder<(ins "Value":$linear_index, "ValueRange":$basis, CArg<"bool", "true">:$hasOuterBound)>,
     OpBuilder<(ins "Value":$linear_index, "ArrayRef<OpFoldResult>":$basis, CArg<"bool", "true">:$hasOuterBound)>,
     OpBuilder<(ins "Value":$linear_index, "ArrayRef<int64_t>":$basis, CArg<"bool", "true">:$hasOuterBound)>